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The D+D Guide to Coatings Technology

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Daily Quiz (793)

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True or false: The main difference between water repellents and water-repellent preservatives for exterior wood substrates is that water repellents contains a biocide to inhibit mold and fungi.

Wednesday, December 19, 2018


True or false: Air and airless spray produce about the same amount of overspray.

Tuesday, December 18, 2018


True or false: According to an industry study reported in Durability + Design, the biggest drop in a roof coating’s solar reflectance occurs in the first six months of service.

Monday, December 17, 2018


What is silvering, according to MPI?

Friday, December 14, 2018


True or false: Mixed metal oxide pigments produced at high temperatures are used to improve the corrosion resistance of coatings.

Thursday, December 13, 2018


True or false: Anodized finishes have excellent corrosion resistance in coastal settings.

Wednesday, December 12, 2018


True or false: Most field-applied commercial icephobic coatings today are based on superhydrophobic and low surface energy principles.

Monday, December 10, 2018


According to a Durability + Design Sponsored Content article, descriptions of finishes and gloss levels can vary significantly among different manufacturers.

Thursday, December 6, 2018


True or false: Salt spray accelerated testing of coating performance correlates well with atmospheric exposure testing.

Tuesday, December 4, 2018


True or false: There is an intumescent coating for application over SPF insulation.

Tuesday, November 27, 2018


True or false: Acrylic resin can be used in a polysiloxane coating.

Wednesday, November 21, 2018


True or false: In coating work, carbon black is used as a scouring abrasive.

Thursday, November 15, 2018


According to an experienced roof coating applicator, quoted in a D+D In Depth article, “If you follow the manufacturer’s recommendations for preparation, procedure and dry film thickness, we’ve had roof coating systems perform well beyond their expected service life — in some instances 15 years-plus.”

Wednesday, November 14, 2018


True or false: In anti-corrosion barrier coatings, the chemical nature of the binder and the thickness of the coating typically provide the greatest functional contributions, according to a Durability + Design blog.

Monday, November 12, 2018


True or false: Novalac epoxy resins are sometimes used in formulations to create epoxy coatings for application to green concrete.

Friday, November 9, 2018


True or false: You fingerprint a coating to determine its resistance to staining.

Tuesday, November 6, 2018


True or false: A dolly is used to test the cure of elastomeric coatings on concrete.

Monday, November 5, 2018


True or false: According to a Durability + Design article, achieving adequate film thickness is the single biggest problem with performance of paint on single-wythe CMU.

Thursday, November 1, 2018


What is another name for the coating failure term “bleeding"?

Wednesday, October 31, 2018


True or false: Spray polyurethane foam roofing can be successfully applied in inclement weather.

Monday, October 29, 2018


What paint application method produces the most overspray?

Friday, October 26, 2018


True or false: Additives based on hydrated lime are sometimes used in anti-bacterial coatings.

Wednesday, October 24, 2018


What is the name given to the zinc ammonium chloride solution that cleans and deposits a protective layer on steel before it is immersed in molten zinc to achieve galvanizing?

Tuesday, October 23, 2018


True or false: Aluminum metal is sometimes applied as thin leaf for decorative purposes.

Monday, October 22, 2018


True or false: In spray-applying zinc-rich paints, the zinc dust particles will not separate from the binder once they have been mixed together thoroughly.

Thursday, October 18, 2018


True or false: Forest Products Laboratories validates the results of performance tests published by manufacturers of deck coatings.

Wednesday, October 17, 2018


True or false: When the relative humidity is high, curing times for waterborne coatings will be shorter than what is stated as normal on the application data sheet.

Monday, October 15, 2018


True or false: Continuity testing of non-conductive coatings applied to a steel substrate is carried out with an eddy current gage.

Thursday, October 11, 2018


True or false: Zinc-rich coatings do not work well in protecting steel substrates in predominantly wet, highly alkaline exposure environments.

Wednesday, October 10, 2018


True or false: Titanium dioxide pigment is manufactured by either the American or the French process.

Tuesday, October 9, 2018


With specific values required in several energy codes, reflectance is an important performance property of a cool roof coating. What is another?

Friday, October 5, 2018


True or false: Marmorino, a veneer decorative plaster, is not recommended for humid environments such as bathrooms.

Thursday, October 4, 2018


Sealers and thin-film floor coatings typically require a profile in what CSP range, according to a recent Durability + Design In Depth article?

Tuesday, October 2, 2018


True or false: Performance specifications for coatings applied to curtain wall aluminum are published by the Aluminum Association.

Thursday, September 27, 2018


Which of the following objects can be used to check the soundness of concrete before the application of a thick-film coating?

Wednesday, September 26, 2018


True or false: HAPS and VOCS are synonymous.

Monday, September 24, 2018


True or false: Preservationists always prefer penetrating sealers over coatings on masonry substrates in work to preserve historic structures.

Thursday, September 13, 2018


What type of raw material allows dark-colored paints to achieve Energy Star requirements for solar reflectance?

Tuesday, September 11, 2018


What is the common generic chemistry in all polysiloxane coating types?

Friday, September 7, 2018


True or false: According to a Durability + Design In Depth feature, only silyl-terminated polyethers perform successfully as liquid-applied flashing materials for rough openings and penetrations.

Thursday, September 6, 2018


True or false: Gold, silver, copper and aluminum are all applied as thin leaf for decorative purposes.

Wednesday, September 5, 2018


True or false: Mother of pearl is sometimes used as a decorative aggregate in polymer terrazzo floor coatings.

Tuesday, September 4, 2018


What AAMA specification for coatings over aluminum extrusions and panels requires 10 years of successful exposure at a South Florida test site?

Wednesday, August 29, 2018


True or false: Under LEED v4, architectural paints and coatings can now help contribute points in three different credit categories: emissions (EQ Credit); product disclosure and material ingredients (MR Credit); and integrated analysis of building materials (Pilot Credit).

Tuesday, August 28, 2018


True or false: According to a recently published Durability + Design article, there are no firmly established standards and test methods to determine the effectiveness of ice-resistant coatings.

Thursday, August 23, 2018


True or false: Eddy current gages are used to measure dry film thickness of coatings on concrete.

Friday, August 17, 2018


True or false: The term “industrial coatings” refers to high-performance coatings applied in the field to resist moderate to heavy industrial atmospheres.

Wednesday, August 15, 2018


What is the name of a tin-zinc alloy used as a coating?

Monday, August 13, 2018


True or false: ASTM has a standard for polysiloxane topcoats for use over spray polyurethane foam roofing.

Friday, August 10, 2018


True or false: Epoxies are sometimes hybridized with silicones to achieve both anti-corrosive properties and UV resistance.

Monday, August 6, 2018


True or false: Shotcrete can be used to create an intumescent coating over steel in building interiors.

Friday, August 3, 2018


Mineral paints with inorganic potassium silicate binders are recommended mainly for what substrate type?

Thursday, August 2, 2018


True or false: Aromatic isocyanates contribute to strong UV resistance in polyurethane coatings.

Tuesday, July 31, 2018


What is the common name for the coating “defect in which the wet film recedes from localized areas of the substrate (usually caused by insufficient wetting) leaving those areas uncoated”?

Thursday, July 26, 2018


True or False: A two-component epoxy is a thermoplastic coating.

Wednesday, July 25, 2018


True or false: A study reported in Durability + Design determined that coating chemistry has a significant effect on the solar reflectance level of reflective roof coatings over time.

Monday, July 23, 2018


True or false: Aliphatic polyurea coatings achieve good color and gloss retention in UV exposure but their elastomeric properties degrade quickly in UV exposure.

Friday, July 20, 2018


Which of the following statements about moisture-cured urethanes is true?

Thursday, July 19, 2018


True or false: Walnut shells are used in some non-slip, textured coatings.

Tuesday, July 17, 2018


According to a Durability + Design article, most exterior wood repair products are based on what coating technology?

Monday, July 16, 2018


True or false: In coating inspection work, a holiday detection test is carried out with a black light.

Thursday, July 12, 2018


Crack-bridging is normally associated with what type of coating?

Tuesday, July 10, 2018


Which of the pigments below provide additional barrier protection to a coating by overlapping and causing moisture to follow a long, roundabout path before reaching the substrate?

Thursday, July 5, 2018


True or false: Epoxies to be used over green concrete should be formulated for impermeability.

Monday, June 25, 2018


True or false: What organization defines seven levels of gloss?

Friday, June 22, 2018


Which of the following is not the subject of an SSPC Qualification Procedure for application contractors?

Wednesday, June 20, 2018


True or false: Reflectance and heat resistance are the two main properties of cool roof coatings.

Tuesday, June 5, 2018


True or false: A coating with a heavy loading of zinc phosphate pigment achieves sacrificial protection of steel.

Wednesday, May 30, 2018


True or false: A coating’s resistance to fading is tested in an instrument called a light resistance chamber.

Tuesday, May 29, 2018


You would be most likely to find TDI or MDI in what coating type?

Tuesday, May 22, 2018


True or false: Not all generic coating types have the same susceptibility to mildew growth.

Friday, May 18, 2018


True or false: Polysiloxanes are claimed to offer an isocyanate-free approach to protecting buildings and structures with the durability of a polyurethane, and chemical- and corrosion-resistance of an epoxy.

Wednesday, May 16, 2018


True or false: One possible reason for a paint film to remain tacky or soft for lengthy periods is low drying and curing temperatures.

Monday, May 14, 2018


True or false: When a primer coating is loaded with zinc dust to protect steel, the zinc acts as an inhibitive pigment.

Thursday, May 10, 2018


True or false: The coating term “open time” is the opposite of the term “wet edge time.”

Tuesday, May 8, 2018


True or false: Flame spraying, metallizing and plasma spraying are all forms of thermal spraying.

Friday, May 4, 2018


True or false: Non-film-forming coatings can be used to change the appearance of concrete.

Wednesday, May 2, 2018


What pigment type provides color, opacity and UV resistance to coatings?

Monday, April 23, 2018


True or false: Architectural coatings are sometimes called “Trade Sales Coatings.”

Tuesday, April 10, 2018


What is one reason that “waterborne” might be preferred over “water-based” coating?

Friday, April 6, 2018


True or false: Size used on plaster and metal has the same composition.

Thursday, April 5, 2018


What term is defined as the percentage of coating solids actually applied to the substrate by spray application?

Tuesday, April 3, 2018


True or false: Duplex galvanizing is an alloy coating comprised of tin and zinc sometimes used to coat stainless steel.

Thursday, March 22, 2018


What is another term for the paint defect of crawling?

Wednesday, March 21, 2018


True or false: An exterior masonry wall has a limit to how many times it can be repainted without removal of existing coating layers.

Thursday, March 15, 2018


True or false: According to a D+D article, a green coating specification should include a requirement for durability.

Monday, March 12, 2018


What is another name for a wash primer?

Friday, March 2, 2018


In coating work, what is another name for wet edge time?

Thursday, March 1, 2018


Which of the following resin systems can be used to create an elastomeric coating?

Friday, February 23, 2018


True or false: Thermoplastic powder can be applied by thermal spray.

Wednesday, February 21, 2018


According to a D+D article, there are now waterborne elastomeric acrylic coatings designed for ponding water applications on roofs.

Thursday, February 15, 2018


True or false: Urethane acrylates are used to create UV-cure waterborne coatings for wood.

Wednesday, February 14, 2018


True or false: Zinc-rich coatings work extremely well in protecting steel substrates in predominantly wet, highly alkaline exposure environments.

Monday, February 12, 2018


Patti and Dolly are both names, but they also share a coatings-related relationship. What is it?

Friday, February 9, 2018


True or false: Texas has a test procedure for determining the graffiti-resistance of anti-graffiti coatings.

Tuesday, February 6, 2018


True or false: Titanium zinc is used as an inhibitive pigment in primers for steel.

Monday, February 5, 2018


True or false: Inorganic zinc-rich coatings and potassium silicate paints both provide sacrificial protection to steel substrates.

Friday, February 2, 2018


In coating work, a working mix or operating mix is a mix of what material?

Monday, January 29, 2018


True or false: Efflorescence at the surface of masonry wall is not readily removable with water.

Thursday, January 25, 2018


True or false: In recoating of metal roofs, success can be achieved by using dissimilar materials, such as silicone over epoxy.

Friday, January 19, 2018


True or false: Vinyl ester and methyl methacrylate floor coatings are typically used in light-duty exposure service.

Wednesday, January 17, 2018


True or false: According to a D+D article, you can drive on a polyurea-coated floor or use a coated product within 12 hours of application.

Friday, January 12, 2018


The fire-resistance ratings of intumescent coatings are expressed in what terms?

Monday, January 8, 2018


What kind of plaster contains lime and marble dust?

Friday, January 5, 2018


True or false: According to a recent D+D article, unopened, cool-roof coatings containing silicone remain viable for only around two years.

Thursday, December 21, 2017


What is one potential weakness of polyurea-based elastomeric roof coatings?

Tuesday, December 19, 2017


What pigment is made by both a French process and an American process?

Friday, December 15, 2017


True or false: Because dyes do not react chemically with concrete, they are true to their color charts.

Tuesday, December 12, 2017


For high-heat applications (above 1,000 degrees Fahrenheit), organic zinc-rich coatings work best.

Tuesday, December 5, 2017


True or false: Zinc coatings are sometimes applied to structural concrete to provide galvanic protection to the rebar.

Friday, December 1, 2017


True or false: In certain environments, inorganic zinc-rich coatings can perform effectively without a topcoat.

Thursday, November 30, 2017


True or false: Double rubs with fine steel wool are used in a test method to determine the cure of coatings.

Monday, November 27, 2017


True or false: Water-borne coatings can have significant VOC levels.

Wednesday, November 22, 2017


True or false: White rust develops on all non-ferrous metals.

Wednesday, November 15, 2017


True or false: The slip-resistance of wood-floor finishes is influenced most by the gloss level of the finish material.

Tuesday, November 14, 2017


True or false: Some dissimilar materials combine especially well in a metal roof coating system, such as silicone over epoxy, according to a D+D article.

Monday, November 13, 2017


True or false: According to a D+D article, the industry’s rule of thumb is that it takes one month per inch of a concrete slab’s thickness before non-breathable flooring can be applied.

Thursday, November 9, 2017


True or false: The threat of mud cracking in highly pigmented paints applied at high film builds is likely to be diminished in coating films that employ platey pigments.

Wednesday, November 8, 2017


True or false: Uralkyds are two-component materials.

Friday, October 27, 2017


What constituent in a waterborne coating can contribute to VOC levels?

Wednesday, October 25, 2017


True or false: According to a recent D+D In Depth article, a disadvantage of silicone roof coatings is a limited shelf life.

Tuesday, October 24, 2017


True or false: Inhibitive, platey or sacrificial pigments can be used in coatings on steel for corrosion prevention.

Monday, October 23, 2017


True or false: A recent D+D article classifies silicones and polysiloxanes as permanent anti-graffiti coatings.

Friday, October 20, 2017


In coating work, what does Japan usually refer to?

Monday, October 16, 2017


According to a recent D+D article, what attribute defines a “functional coating”?

Friday, October 13, 2017


True or false: Ammonium polyphosphate is used as a blowing agent in intumescent coatings.

Thursday, October 12, 2017


True or false: Elastomeric coatings applied directly to masonry surfaces are effective in penetrating cracks and bugholes.

Thursday, October 5, 2017


According to a recent D+D In Depth article, the use of silicone in roof coatings provides what advantage?

Tuesday, October 3, 2017


Which of the following coating types is an inorganic/organic hybrid?

Friday, September 29, 2017


According to an industry glossary, a microtopping over concrete is generally how thick?

Wednesday, September 27, 2017


True or false: Hydrated lime-based additives are sometimes used in antibacterial coatings.

Tuesday, September 26, 2017


Among the chemistry types commonly used for reflective roof coatings, which has the most heat resistance, according to a Durability + Design article?

Monday, September 25, 2017


Mineral paints used on masonry substrates use what type of binders?

Tuesday, September 19, 2017


According to The Concrete Network, what is the name of the process described as “broadcasting decorative aggregates on the surface of freshly placed concrete or toppings”?

Thursday, September 14, 2017


Negative-side waterproofing applied to dry interior surfaces should be water-vapor permeable.

Tuesday, September 12, 2017


True or false: Sprayed fire-resistive materials are intumescent coatings.

Thursday, September 7, 2017


True or false: According to a recent D+D In Depth article, “While there are exceptions, the majority of roof coating systems are used as recovery systems as opposed to new construction.”

Wednesday, September 6, 2017


What organization has standards for silicone and moisture cure polyurethane coatings to be used over spray polyurethane foam roofing?

Tuesday, September 5, 2017


True or false: Moisture-cure polyurethanes are sometimes used to create organic zinc-rich coatings.

Friday, August 18, 2017


What organization conducted a study showing that cool roof coatings with ruby red pigment, because of fluorescence, or photoluminescence, performed just as well as or better than lighter-colored roofs?

Thursday, August 3, 2017


True or false: Use of some solvents to remove graffiti from masonry can be counter-productive.

Monday, July 31, 2017


Underwriters Laboratories (UL) tests and approves what two categories of intumescent coatings?

Wednesday, July 26, 2017


The slip resistance of wood-floor finishes is influenced most by what characteristic?

Monday, July 10, 2017


True or false: According to a recent D+D In Depth article, the term “waterproof” can be used interchangeably with “wind-driven rain resistance.”

Wednesday, June 28, 2017


True or false: Exudation of a substance to the surface of a coating film is caused by flocculation.

Monday, June 26, 2017


True or false: Some liquid flashing materials can be applied by roller.

Tuesday, June 20, 2017


True or false: SSPC offers a specification for corrosion-resistant coatings on carbon steel components of windows and doors.

Monday, June 19, 2017


True or false: The pigment volume concentration (PVC) of a coating is the ratio of the volume of pigment to the volume of total volatile material.

Wednesday, June 14, 2017


True or false: Paints with antimicrobial properties must be registered with EPA.

Tuesday, May 23, 2017


True or false: According to a recent D+D In Depth article, coatings utilizing polyurethane resins are the leading polymer technology in the coatings industry.

Monday, May 22, 2017


In coating work, “sweat-in time” refers to what?

Friday, May 19, 2017


True or false: Accelerated testing of exterior coatings containing nanoparticles, conducted by the Lawrence Berkeley National Laboratory, has produced data about the release of nanoparticles into the environment that may help in assessing the health and environmental impacts from these releases.

Wednesday, May 17, 2017


Which of the following is another term for an alkyd resin?

Thursday, May 4, 2017


Which reflective roof coating type has the greatest heat resistance?

Tuesday, April 25, 2017


True or false: The gel produced by alkali-silica reaction in concrete has a benign effect on the performance of the concrete.

Thursday, April 20, 2017


Methyl methacrylate, used in liquid-applied waterproofing and traffic-marking paints, is the primary raw material in what well-known product?

Thursday, April 13, 2017


At what level of permeance are coatings generally considered breathable?

Tuesday, April 4, 2017


What is continuity testing of coatings?

Monday, April 3, 2017


What type of simulation modeling, together with knowledge of the permeance of the coating system, allows building owners and architects to identify the risk of using different coating types and repainting scenarios on a building-specific basis?

Friday, March 31, 2017


True or false: Inhibitive pigments provide cathodic protection to steel.

Wednesday, March 29, 2017


True or false: According to the Concrete Polishing Council of the American Society of Concrete Contractors, the grinding stage of the concrete polishing process is carried out with bonded abrasive of 100 grit or lower.

Friday, March 24, 2017


If SSPC-SP 16 is used to prepare architectural aluminum for recoating, what blast pressure should be used?

Wednesday, March 22, 2017


Which organization is creating a standard to determine how far water repellents penetrate into concrete and masonry substrates?

Tuesday, March 21, 2017


True or false: According to one coating authority, HIPAC stands for “high performance interior architectural wall coatings.”

Monday, March 20, 2017


True or false: The Roof Coating Manufacturers Association (RCMA) said it was successful in getting a “roof coating” definition into model codes.

Friday, March 17, 2017


True or false: Some liquid-applied flashing materials for windows are formulated to be vapor permeable.

Wednesday, March 15, 2017


True or false: CICP (Complex Inorganic Color Pigments) combines extremely durable colorfastness with IR-reflective capability but cannot produce vivid colors.

Tuesday, March 14, 2017


According to the Concrete Polishing Council of the American Society of Concrete Contractors, how many abrasive passes are required to achieve Level 4 finished gloss, "Highly Polished"?

Monday, March 13, 2017


True or false: Centrifugal wheel blasting, sometimes called “shotblasting,” can be both portable and stationary.

Friday, March 10, 2017


ASTM has three specifications for elastomeric coatings to be used over spray polyurethane foam roofing. Which of the following generic types is not included?

Thursday, March 9, 2017


True or false: Organic zinc-rich coatings are solvent-borne; inorganic zinc-rich coatings are water-borne.

Monday, March 6, 2017


True or false: A visible exudate of efflorescence on the surface of a material is in some circles called a “bloom."

Friday, March 3, 2017


True or false: Siloxane sealers are typically applied at 1-2 mils dry film thickness on concrete substrates.

Tuesday, February 28, 2017


True or false: Some single-component intumescent coatings, such as acrylics, may require up to six coats to complete the system.

Thursday, February 23, 2017


WUFI software has been used to calculate the effect of coating permeance on wall system performance. Translated from German, what does WUFI stand for?

Friday, February 17, 2017


Fluorescence has been used to further develop what type of coating technology?

Thursday, February 9, 2017


True or false: Acrylic coatings are the generic type used most frequently on high-end architectural metal roofing.

Wednesday, February 8, 2017


Vermiculite is sometimes used in what type of coating?

Tuesday, February 7, 2017


True or false: A recent article on developments in the coatings industry asserts that the need for multi-functionality has been a driver of innovation.

Friday, February 3, 2017


True or false: The type of substrate to which a reflective roof coating is applied has a profound effect on the solar reflective properties of the coating over time.

Friday, January 27, 2017


True or false: Lamellar pigments are valuable in increasing the permeability of coatings.

Friday, January 20, 2017


Cementitious, fire-resistive coatings for unexposed structural steel in buildings often contain which of these materials?

Tuesday, January 17, 2017


A crust of soluble salts, commonly white, deposited on the exterior of masonry facades, such as brick, is called what?

Monday, January 16, 2017


The most important requirements for exterior wall coatings on concrete include all but which one of the following, according to the U.S. Army Corps of Engineers?

Monday, January 9, 2017


True or false: Fluoropolymer coatings based on FEVE resins tend to achieve lower gloss levels than gloss levels achieved by fluoropolymers with PVDF resins, according to a recent D+D In Depth article.

Thursday, January 5, 2017


True or false: According to a recent D+D In Depth article, spray-applied polyurea roof coating can be walked on within 10 seconds after application.

Wednesday, January 4, 2017


For successful application to green concrete, epoxies must be vapor-permeable and must have what other characteristic?

Tuesday, December 20, 2016


True or false: A recent D+D In Depth article asserts that alkyd paints for exterior wood substrates are more flexible than acrylic paints.

Monday, December 19, 2016


True or false: Anti-reflective coatings diminish the efficiency of solar panels.

Tuesday, December 13, 2016


Penetrating sealers are sometimes avoided by conservators on the masonry substrates of historic structures for what main reason?

Monday, December 12, 2016


True or false: Polyaspartic coatings offer good color and gloss retention.

Friday, December 9, 2016


True or false: “Solvent pop” occurs because of hackles in a steel substrate.

Thursday, December 8, 2016


Polyurethanes are formed by the reaction of an isocyanate with a hydroxyl-containing substance. What is another name for this hydroxyl-containing substance?

Tuesday, December 6, 2016


True or false: According to a D+D article, most SPF systems can be installed at substrate temperatures from 30 degrees to 180 degrees Fahrenheit.

Monday, December 5, 2016


True or false: According to a D+D article on powder coatings for aluminum extrusions, most European powder coatings can meet the AAMA 2605 performance standard.

Friday, December 2, 2016


True or false: The overlapping of platey pigments in a coating creates crevices that diminish the coating’s barrier properties.

Tuesday, November 22, 2016


An epoxy curing agent is derived from what natural source?

Thursday, November 17, 2016


Which of the following materials is not used to make a biocidal additive for coatings?

Wednesday, November 16, 2016


True or false: In a broad sense, any polymer used as a basic material for coatings is called a resin.

Friday, November 11, 2016


True or false: Polyester coatings are sometimes used to coat aluminum extrusions and panels.

Wednesday, November 9, 2016


True or false: For color and gloss retention on aluminum extrusions in exterior exposure, acrylic baked enamels provide the best performance.

Wednesday, November 2, 2016


True or false: Epoxy technology was not commercialized until the early 1960s.

Tuesday, November 1, 2016


What organization publishes inspection manuals dealing with spray-applied, fire-resistive coating materials?

Monday, October 31, 2016


True or false: Powder coatings are applied to aluminum in a multi-coat process.

Thursday, October 27, 2016


What resin chemistry is suitable for development of coatings that can be successfully applied to stucco?

Tuesday, October 25, 2016


The three most commonly specified coating types used over spray foam roofing include acrylic and silicone. What is the third type?

Monday, October 24, 2016


True or false: Solar reflectance and thermal emittance are two terms for the same performance property of a reflective roof coating.

Friday, October 21, 2016


True or false: Powder coatings can have VOC content when certain colorants are used.

Thursday, October 20, 2016


True or false: When mill scale is removed from steel by abrasive blasting, the steel begins to rust.

Wednesday, October 19, 2016


How many “National/International” green certifications for coatings are listed in a recent Durability + Design Magazine article?

Friday, October 14, 2016


True or false: Waterborne polyurethane coatings are sometimes called “waterglass.”

Tuesday, October 11, 2016


True or false: Zinc-rich coatings protect steel mainly by inhibiting corrosion.

Thursday, September 29, 2016


True or false: MasterSpec references MPI-approved paint products.

Wednesday, September 21, 2016


To meet the requirements of AAMA 2605, what generic coating type would you be most likely to specify?

Monday, September 19, 2016


True or false: The healthcare provider Kaiser Permanente recently mandated that wall and ceiling coatings in its facilities must contain antimicrobial additives.

Monday, September 12, 2016


True or false: According to a recent D+D In Depth article, hygienic paint coatings with controlled release nano-silver ions have the most effective antimicrobial property for long-lasting hygiene protection.

Wednesday, September 7, 2016


What performance property of epoxy resins makes them useful as wood repair products?

Thursday, September 1, 2016


True or false: Products for exterior wood are sometimes formulated with high pigment concentrations to provide hiding power and to help seal the exposed wood microstructure.

Wednesday, August 31, 2016


What is the name of the coatings exposure testing device that intensifies outdoor UV exposure by a factor of 10 to 12 and simulates South Florida nighttime exposure?

Tuesday, August 30, 2016


True or false: The American Coatings Association issues the Green Mark Certification for environmentally friendly paints.

Monday, August 29, 2016


Which of the following is not a strength of anodizing aluminum substrates?

Thursday, August 25, 2016


True or false: Thermoplastic is another name for thermoset resins.

Wednesday, August 24, 2016


True or false: Fire-resistive, intumescent coatings sometimes have epoxy and sometimes acrylic resin systems.

Tuesday, August 23, 2016


True or false: Vinyl ester floor coatings are ineffective at resisting harsh chemical exposures.

Tuesday, August 16, 2016


True or false: Additives based on hydrated lime are sometimes used to create anti-bacterial coatings.

Wednesday, August 3, 2016


What is the coating term used to describe the action of flake metallic pigments, such as aluminum, and certain other pigments aligning with or floating near or at the coating surface when mixed with a suitable vehicle?

Monday, August 1, 2016


True or false: Fire-resistive and fire-retardant paints perform the same function.

Thursday, July 28, 2016


True or false: SSPC is developing a quantitative coatings texture guide as an aid in specifying flooring systems that will improve traction on floors expected to be wet or covered with contaminants.

Wednesday, July 27, 2016


True or false: Acrylic coatings are effective as reflective roof coatings, but not as air barriers.

Friday, July 22, 2016


True or false: Crawling is a dewetting paint failure phenomenon.

Monday, July 18, 2016


True or false: Kaiser Permanente has endorsed the use of antimicrobial coatings in its healthcare facilities.

Friday, July 15, 2016


True or false: EMMAQUA and Prohesion are widely used outdoor accelerated weathering test methods.

Tuesday, July 12, 2016


What organization has an “Extreme Green” standard for architectural paints?

Thursday, June 30, 2016


True or false: Sugar beets, soybeans, flaxseed, and sunflower seeds have been used to develop bio-based resins for coatings.

Monday, June 27, 2016


Accordiing to UL's Fire Resistance Directory, how is a coating categorized when its purpose is to reduce flame spread?

Thursday, June 23, 2016


What is the name of the alloy coating comprised of tin and zinc, which is sometimes used to coat stainless steel?

Wednesday, June 15, 2016


True or false: Silicone resin emulsion paints exhibit excellent water repellent characteristics while being highly permeable, allowing vapor to escape.

Tuesday, June 14, 2016


True or false: UL will not approve an intumescent, fire-resistive coating material if it is topcoated.

Friday, June 10, 2016


Which of the following is bad advice about spraying zinc-rich coatings?

Tuesday, June 7, 2016


True or false: The installed cost of thick-film resinous coating systems, such as high-build epoxies and polyureas, on concrete floors ranges from $3.50 to $7.00 per square foot, according to a recent D+D In Depth article.

Friday, June 3, 2016


Which of the following is not classified as an additive in a coating formulation?

Thursday, May 26, 2016


True or false: Polyaspartic coatings cure more quickly than polyureas.

Wednesday, May 25, 2016


Dow Chemical Company recently won an award for what building enclosure innovation?

Wednesday, May 18, 2016


What coating material would be least likely to be specified for high heat applications?

Tuesday, May 17, 2016


True or false: Color and gloss retention is one of the main strengths of anodizing on aluminum.

Tuesday, May 3, 2016


True or false: Crystalline waterproofing materials can be used only after concrete cures.

Monday, May 2, 2016


True or false: Methyl methacrylate (MMA) resinous flooring systems should not be applied at temperatures below 40 degrees F.

Thursday, April 28, 2016


True or False: Anodizing provides excellent corrosion resistance in coastal settings.

Wednesday, April 27, 2016


True or false: Silanes are classified as semi-permanent anti-graffiti coatings.

Tuesday, April 26, 2016


True or false: SSPC and NACE recently worked cooperatively to revise their standards on measuring dry film thickness of coatings.

Monday, April 25, 2016


The thickness of a coating is sometimes expressed in mils, sometimes in micrometers or microns. Which unit is thicker, 1 mil or 1 micron?

Thursday, April 21, 2016


True or false: The coating defect called curtaining is another name for the defect called cissing.

Tuesday, April 19, 2016


What is the name of the alloy coating comprised of tin and zinc, which is sometimes used to coat stainless steel?

Friday, April 15, 2016


True or false: The “coolness” of a cool roof coating is determined by the ability of the coating to reflect solar energy.

Wednesday, April 13, 2016


What is another term for bleeding of a substance beneath a coating to the surface of the coating?

Thursday, April 7, 2016


In what way is a zinc-rich primer “rich?”

Wednesday, April 6, 2016


Which statement about zinc-rich primers is not true?

Monday, April 4, 2016


What organization is working with Oak Ridge National Laboratory and the Air Barrier Association of America to create an air barrier energy calculator?

Monday, April 4, 2016


Which of the following organizations maintains defined, standard categories distinguishing among sealers, stain blockers, and primers?

Thursday, March 31, 2016


True or false: One cause of rebar corrosion is carbonation of the concrete around the rebar.

Wednesday, March 30, 2016


Synthetic dirt is used in accelerated laboratory testing of what type of coating material?

Tuesday, March 29, 2016


FEVE is used in what resin technology?

Friday, March 25, 2016


True or false: Coatings with inhibitive pigments are effective in protecting concrete substrates.

Friday, March 18, 2016


What paint pigment is manufactured either by the French process or by the American process?

Tuesday, March 8, 2016


What is the duration of the cyclic accelerated testing used to simulate 3 years of outdoor exposure to rate the performance of cool roof coatings?

Friday, March 4, 2016


What new coating technology is being developed to disrupt the retrofit market, according to a report?

Tuesday, March 1, 2016


True or false: Non-film-forming coatings used as sealers on concrete and masonry cannot be pigmented to alter the appearance properties of substrates.

Monday, February 29, 2016


What is the function of zinc pyrithione in paint?

Thursday, February 25, 2016


True or false: The National Air Barrier Association (NABA) is headquartered in Massachusetts.

Wednesday, February 24, 2016


What special mixing equipment is required for zinc-rich paints?

Friday, February 19, 2016


An additive based on hydrated lime would likely be found in what type of functional coating?

Thursday, February 18, 2016


True or false: Zinc oxide and zinc phosphate are sacrificial pigments used in coatings to prevent corrosion.

Thursday, February 11, 2016


True or false? According to the Coatings Encyclopedic Dictionary, the volatile portion of the liquid vehicle of a coating is called the binder.

Monday, February 8, 2016


True or false: Clear, non-film forming masonry sealers, such as silanes and siloxanes, have a substantial effect on vapor permeability, thereby limiting the ability of water vapor to exist in the masonry.

Monday, February 1, 2016


True or false: The results of salt spray accelerated testing of coating performance in accordance with ASTM B 117 does not correlate well with results from exposure in atmospheric service.

Thursday, January 28, 2016


What is another name for wet storage stain on galvanized metal?

Wednesday, January 27, 2016


True or false: Powder coatings have been preferred for aluminum, curtain-wall substrates in Europe, while liquid coatings have been the standard in North America.

Tuesday, January 26, 2016


Which of the following coating types is an inorganic/organic hybrid?

Thursday, January 21, 2016


What association is focused on the thick-film, high-performance elastomer industry?

Tuesday, January 19, 2016


True or false: Acrylic, silicone, and polyurethane coatings are among the types sometimes specified as roof coatings over spray polyurethane foam.

Monday, January 18, 2016


What are AIM coatings?

Friday, January 15, 2016


A White Metal Blast, SSPC-SP 5, allows what to remain on the surface of steel after blast cleaning?

Monday, January 11, 2016


True or false: Inhibitive primers are often used on concrete substrates.

Wednesday, January 6, 2016


True or false: SSPC has published a performance-based standard for elastomeric paints on masonry and concrete.

Friday, December 18, 2015


In coating work, what is transfer efficiency?

Monday, December 14, 2015


What is a generic name for a hybrid coating that combines epoxy with siloxanes?

Friday, December 11, 2015


True or false: The threat of mud cracking in highly pigmented paints applied at high film builds is likely to be diminished in coating films that employ spherical pigments.

Wednesday, December 9, 2015


What organization has a specification for polymeric materials used to provide a rainscreen function?

Tuesday, December 8, 2015


True or false: Fusion-bonded epoxy coatings are cured by UV light.

Monday, December 7, 2015


True or false: There are no topcoats available that exhibit both gloss and breathability.

Tuesday, December 1, 2015


What polymer concrete resin is based on an alcohol derived from agricultural wastes such as rice and oat hulls and corn cobs?

Wednesday, November 25, 2015


True or false: Polyaspartic coatings are a type of polysiloxane coatings.

Monday, November 23, 2015


True or false: The appearance of Aliphatic polyurethanes tends to degrade in sunlight.

Thursday, November 19, 2015


What is the name of the electrochemical process that enhances the natural oxide surface layer of aluminum by forming an even more durable oxide film?

Tuesday, November 17, 2015


True or false: Zinc coatings are sometimes used to coat concrete on bridges, parking decks, and similar structures, especially in salt environments.

Monday, November 16, 2015


True or false: Elastomeric silicone coatings are sometimes used on masonry substrates.

Wednesday, November 11, 2015


True or false: There is no test method to determine the washability of organic coatings.

Thursday, November 5, 2015


What animal provides the bristle for China bristle paint brushes?

Tuesday, November 3, 2015


What company recently announced the development of an EPA-registered microbiocidal paint that is claimed to kill 99.9% of infection-causing bacteria such as MRSA?

Friday, October 30, 2015


True or false: The number of peaks in a steel surface profile after blast cleaning has an effect on coating performance.

Wednesday, October 28, 2015


What happens to carbon steel when it loses its oxide layer, millscale, in the abrasive blasting process?

Friday, October 23, 2015


An epoxy novolac has what leading performance characteristic?

Wednesday, October 14, 2015


What coating-related development was awarded a top prize recently in an MIT material science design competition, according to a recent D+D News article?

Tuesday, October 13, 2015


Surface profile on steel, measured as peak to valley height of the roughness, has several other names, including which of the following?

Tuesday, October 6, 2015


True or false: Any kind of metal can be used in coatings to provide sacrificial protection of steel.

Monday, October 5, 2015


True or false: Research has shown that it is useful to expose new wood substrates to the atmosphere for a few weeks before coating.

Friday, October 2, 2015


Amine blush is usually associated with what generic coating type?

Wednesday, September 30, 2015


What German scientist developed silicate paint in the 1800s?

Friday, September 25, 2015


True or False: Fusion bond epoxy coatings are typically cured with UV light.

Wednesday, September 23, 2015


An Atlas Test Cell is normally used to test the performance of what kind of coating material?

Wednesday, September 16, 2015


According to a recent D+D article, what generic type of floor coating can be installed at extremely low temperatures?

Friday, September 11, 2015


Rotating flaps with hard metallic tips are components of what piece of surface preparation equipment?

Thursday, September 10, 2015


A variation on polyurethane coating chemistry that allows for faster curing times and higher film builds has what name?

Tuesday, September 8, 2015


Coatings with “formaldehyde-abatement technology,” described recently in a D+D article, are based on what generic resin?

Wednesday, September 2, 2015


True or false: Titanium dioxide is used mainly as an anti-corrosive pigment.

Tuesday, September 1, 2015


What type of gages are used to measure the dry film thickness of coatings on concrete?

Friday, August 28, 2015


What organization holds the annual Waterborne, High-Solids and Powder Coatings Symposium?

Wednesday, August 26, 2015


What is the source of blasting abrasives?

Tuesday, August 25, 2015


True or false: To be durable as a topcoat over galvanizing, a coating must be HAPS-free.

Monday, August 24, 2015


True or false: Intumescent coatings are formulated for wood substrates as well as for steel.

Thursday, August 20, 2015


What organization tests and certifies coatings in contact with potable water?

Thursday, August 13, 2015


True or false: Glass flake is used to make a coating more breathable.

Tuesday, August 4, 2015


True or false: Inorganic zinc-rich coatings are resistant to attack at both high and low pH.

Monday, August 3, 2015


What special mixing equipment is required for zinc-rich paint?

Wednesday, July 29, 2015


True or false: Wood floors can be renovated with a UV-cure coating that allows return to service within 24 hours.

Tuesday, July 28, 2015


What organization has the mission of being the voice for air barrier knowledge?

Monday, July 27, 2015


With respect to coatings, what are HAPS?

Friday, July 17, 2015


True or false: Use of banana oil to test the fit of a respirator is called a “qualitative fit test.”

Thursday, July 16, 2015


What is the minimum number of abrasive passes suggested as necessary by the CPAA to achieve Level 4, highly polished concrete?

Monday, July 13, 2015


True or false: Minimal barrier protection is a major weakness of epoxy coatings.

Friday, July 10, 2015


What kind of instruments test for coating continuity?

Tuesday, July 7, 2015


Additives based on hydrated lime would find use in what type of coating?

Monday, July 6, 2015


True or false: According to a recent D+D article, the hybrid polyurea coating called polyaspartic has a pot life of up to two hours.

Thursday, July 2, 2015


Which of the following instruments is a destructive dry film thickness gage?

Wednesday, July 1, 2015


True or false: Both silver and gold have been used in anti-microbial coatings.

Monday, June 29, 2015


True or false: According to the Coatings Encyclopedic Dictionary, the word “surfactant” is a contraction of the words “surface active agent.”

Wednesday, June 24, 2015


True or false: SSPC-Guide 15 on field methods for extracting and analyzing soluble salts on a surface before painting is applicable to concrete as well as to steel substrates.

Tuesday, June 23, 2015


Anti-graffiti coatings removed during cleaning are classified as what type?

Monday, June 22, 2015


True or false: When soluble alkali ions react with chemically active forms of silica in concrete, the concrete deteriorates.

Wednesday, June 17, 2015


What epoxy curing agent is made with the oil derived from a nut shell?

Monday, June 15, 2015


What do Knoop and Pfund have in common?

Thursday, June 11, 2015


True or false: Cohesive and adhesive paint failures are identical in their manifestations.

Friday, June 5, 2015


True or false: Anodizing and bluing are types of conversion coatings.

Thursday, June 4, 2015


What is one thing that some zinc-rich coatings and potassium silicate paints have in common?

Monday, June 1, 2015


True or false: AAMA 2605 requires 7 years of successful performance by organic coatings on aluminum substrates exposed outdoors at a South Florida test site.

Friday, May 29, 2015


What is the term for the formation of clusters of pigment particles in a coating after dispersion has been carried out?

Thursday, May 28, 2015


True or false: When spray-applied, half-pound SPF expands more than two-pound SPF.

Wednesday, May 27, 2015


What type of polyurethane yellows and chalks in direct sunlight?

Tuesday, May 26, 2015


True or false: A bug hole is an irregular cavity in a wood substrate.

Thursday, May 21, 2015


What is a unique feature of a plural-component spray system?

Wednesday, May 20, 2015


True or false: Silyl-terminated polyether materials are sometimes used as liquid-applied flashings.

Wednesday, May 13, 2015


True or false: Among solar shingle manufacturers, two leading companies are Sherwin-Williams and Benjamin Moore.

Tuesday, May 12, 2015


This month SSPC’s Commercial Coatings Committee produced a guide on what subject?

Monday, May 11, 2015


Epoxies for green concrete, with less than 28 days of cure, should have what attributes?

Thursday, May 7, 2015


True or false: Among these generic reflective roof coating types—polyurea, polyurethane and polysiloxane—polysiloxane is noted to have the most heat resistance, according to a Durability + Design article.

Wednesday, May 6, 2015


Leafing and non-leafing are descriptions of what paint pigment?

Tuesday, May 5, 2015


True or false: In describing the performance of cool roof coatings, thermal emittance and solar reflectance are synonymous terms.

Friday, May 1, 2015


True or false: Flocking is the creation of a finish by removing a portion of a wet coating with a sponge.

Monday, April 27, 2015


What is another name for a coating with a potassium silicate binder?

Thursday, April 23, 2015


True or false: Bending and forming of aluminum can be accomplished without harming its anodized finish.

Tuesday, April 21, 2015


What recent development in construction makes it desirable for floor coatings to have UV resistance?

Monday, April 20, 2015


True or false: An extract from fish scales is used to create a mother-of-pearl effect.

Thursday, April 16, 2015


True or false: Excessive mixing of a moisture-cured polyurethane can cause gelling in the container.

Wednesday, April 15, 2015


True or false: Thixotropes are added to paint to make it thicker.

Tuesday, April 14, 2015


Which of the following is a noble metal?

Monday, April 13, 2015


Plastic shims are used to calibrate what quality control instruments?

Friday, April 10, 2015


True or false: The higher the refractive index of a pigment, the lower is its hiding power in a coating.

Thursday, April 9, 2015


True or false: A pull stub is part of a destructive test apparatus used to measure the dry film thickness of coatings.

Wednesday, April 8, 2015


True or false: Some methyl methacrylate (MMA) resinous floor coatings can be installed in freezing temperatures.

Tuesday, April 7, 2015


True or false: Elastomeric coatings are easier to remove by blast cleaning than brittle coatings.

Friday, April 3, 2015


True or false: Zinc dust is normally used in zinc-rich coatings.

Thursday, April 2, 2015


True or false: There is not yet a roof coating that can perform successfully over a weathered thermoplastic polyolefin (TPO) roof substrates, according to a recent Durability + Design article.

Wednesday, April 1, 2015


True or false: There is an inspection instrument that will measure the dry film thicknesses of each layer of a coating system in certain conditions.

Monday, March 30, 2015


What type of corrosion is caused by the contact of dissimilar metals immersed or buried in an electrolyte?

Tuesday, March 24, 2015


A Schmidt hammer would normally be used to test for what property?

Friday, March 20, 2015


Film formation by coalescence occurs with what types of coatings?

Wednesday, March 18, 2015


True or false: Vinyl ester floor coatings should not be specified for harsh chemical exposures.

Friday, March 13, 2015


Why are elastomeric coatings at 10-20 mils dry film thickness a good choice for stucco substrates?

Thursday, March 12, 2015


True or false: Resistance to water ponding may be the single most important performance feature needing improvement for elastomeric acrylic roof coatings, according to a recent D+D article.

Wednesday, March 11, 2015


What organization has a research unit dedicated to the durability of wood and its protection?

Tuesday, March 10, 2015


What AAMA specification for coatings over aluminum extrusions and panels requires 10 years of successful exposure at a South Florida test site?

Monday, March 9, 2015


What is a surfactant?

Friday, March 6, 2015


Why does weathering steel generally not require protection with paint?

Tuesday, March 3, 2015


True or false: One cause of rebar corrosion is carbonation of the concrete around the rebar.

Friday, February 27, 2015


California Title 24 requires that reflective roof coatings maintain a specified level of reflectance for how many years?

Thursday, February 26, 2015


True or false: Oil-modified urethanes, or uralkyds, are chemically curing materials.

Wednesday, February 25, 2015


True or false: The dry film thickness of coatings cannot be measured on non-ferrous substrates.

Tuesday, February 24, 2015


True or false: Silanes and siloxane water repellents prevent water from entering masonry structures, but allow water vapor to exit.

Thursday, February 19, 2015


True or false: The most accurate way to specify the finish on a polished concrete floor is to refer to grit levels, such as an 800-grit finish.

Tuesday, February 17, 2015


True or false: Specialty acrylic polymers are sometimes added to stucco to improve its performance.

Monday, February 16, 2015


What type of instrument is used to check the continuity of protective coatings on steel?

Friday, February 13, 2015


True or false: According to an industry study reported in D+D, the biggest drop in a roof coating’s solar reflectance occurs in the first three years of service.

Thursday, February 12, 2015


True or false: Methyl methacrylate resins are sometimes used to formulate floor coatings.

Monday, February 9, 2015


True or false: UV floor-curing units can polymerize and cure a single-component, UV-curable polyurethane coating in fractions of a second.

Friday, February 6, 2015


What organization certifies the qualifications of painting contractors that apply architectural paints and coatings?

Monday, February 2, 2015


True or false: In general, thicker toppings over horizontal concrete require minimal profile.

Friday, January 30, 2015


Coating systems typically utilize FEVE technology in what coating layer?

Wednesday, January 28, 2015


True or false: Osmotic blistering of coatings on steel substrates can be caused by chloride contamination on the steel prior to painting.

Monday, January 26, 2015


True or false: A recent Durability + Design article noted that epoxy floor coatings can be made more durable in high traffic areas if topcoated with polyurethane.

Thursday, January 22, 2015


What technology is employed in instruments measuring the moisture content of concrete?

Tuesday, January 20, 2015


True or false: A biomimetic coating is one that employs sustainable raw materials.

Monday, January 19, 2015


The surface temperature of steel should be how much higher than the dew point temperature before you blast clean or paint?

Thursday, January 15, 2015


What is the term used to describe solvents with limited photochemical reactivity?

Wednesday, January 14, 2015


True or false: A Tooke gage is an ultrasonic instrument used to measure the dry film thickness of coatings.

Monday, January 12, 2015


True or false: One manufacturer’s acrylic binder is said to remove formaldehyde from indoor air by converting it to water vapor.

Wednesday, January 7, 2015


What is the main difference between penetrating sealers classified as water-repellents and those classified as water-repellent preservatives in treating wood substrates?

Tuesday, January 6, 2015


True or false: AAMA 2605-13 does not address seacoast performance considerations of coatings over exterior architectural aluminum.

Monday, January 5, 2015


True or false: ASTM D4541 is a test method describing pull-off adhesion testing of coatings on concrete.

Tuesday, December 23, 2014


Which of the following statements about moisture-cured urethanes (MCUs) is true?

Friday, December 19, 2014


True or false: High-performance polyurethanes, polyaspartics, polysiloxanes, and fluoropolymers are best bets to retain gloss and color for long periods in atmospheric exposure.

Thursday, December 18, 2014


A PATTI instrument would be used to test what coating attribute?

Wednesday, December 17, 2014


True or false: Direct-to-metal polyurethane coatings are available in waterborne formulations.

Tuesday, December 16, 2014


Which of the following types is not a thermosetting powder coating?

Friday, December 12, 2014


True or false: Breathable coatings often incorporate platey pigments.

Tuesday, December 9, 2014


True or false: Today, most repair materials for deteriorated wood are based on polyurethane resin-based materials, according to a recent Durability + Design article.

Friday, December 5, 2014


In the Concrete Sawing and Drilling Association’s CSDA ST-115 standard on polished concrete, what does the value Ra stand for?

Thursday, December 4, 2014


Which of the following is a destructive testing instrument for measuring the dry film thickness of coatings?

Wednesday, December 3, 2014


Mixed metal oxide pigments produced at high temperatures are used for what purpose in coatings?

Monday, December 1, 2014


True or false: Relative humidity sensors used to determine moisture content of concrete slabs can produce fairly accurate results within an hour after probes are inserted into a slab, according to a manufacturer of the test equipment.

Wednesday, November 26, 2014


An alkyd is a modified form of what other resin?

Monday, November 24, 2014


True or false: SSPC has a blast cleaning standard for non-ferrous metals such as architectural aluminum.

Friday, November 21, 2014


True or false: Gold is an important biocide in coatings.

Thursday, November 20, 2014


True or false: Complex inorganic color pigments (CICPs) provide vivid, chromatic colors to paint but do not provide color durability.

Wednesday, November 19, 2014


The Foam Sheathing Committee is a unit of what association?

Tuesday, November 18, 2014


True or false: Organic zinc-rich coatings are not recommended for the repair of galvanizing.

Monday, November 17, 2014


In addition to the American Architectural Manufacturers Association, what other organization has a specification for coatings on architectural aluminum?

Tuesday, November 11, 2014


In what exposure conditions would you be most likely to specify an epoxy novolac floor coating?

Monday, November 10, 2014


Some types of spray painting equipment achieve higher transfer efficiency than others. What is transfer efficiency?

Thursday, November 6, 2014


Krebs units are units of measure for what coating property?

Wednesday, November 5, 2014


True or false: Sacrificial protection of steel can be achieved only with metallic coatings, such as galvanizing or zinc-rich paints.

Tuesday, November 4, 2014


What coating type is used to penetrate and line the pores of concrete to achieve water repellency?

Friday, October 31, 2014


How can paints be made conductive for electrostatic spraying?

Wednesday, October 29, 2014


True or false: Solvent entrapment within a coating can cause the formation of blisters.

Friday, October 17, 2014


True or false: A uralkyd is a moisture-cured polyurethane.

Monday, October 13, 2014


True or false: Epoxies have better alkali resistance than many other polymers.

Friday, October 10, 2014


True or false: Dyes are dependent on the chemistry of concrete to produce color.

Thursday, October 9, 2014


True or false: There is a new standard for measuring the micro-surface texture of concrete.

Tuesday, October 7, 2014


True or false: Some suppliers point out that use of a polysiloxane topcoat can enable a two-coat system for corrosion control of steel substrates, as opposed to a conventional three-coat system, such as zinc/epoxy/polyurethane.

Wednesday, October 1, 2014


True or false: Contact between dissimilar metals can cause galvanic corrosion.

Monday, September 29, 2014


True or false: Some epoxy coatings are formulated for application to green concrete that has cured for only 24 hours.

Thursday, September 25, 2014


If a coating cures by coalescence, what phrase below best describes the mechanism of cure?

Friday, September 19, 2014


Slip resistance of wood-floor finishes are influenced most by what characteristic?

Wednesday, September 17, 2014


In a corrosion cell, where does the corrosion occur?

Friday, September 12, 2014


True or false: The process of carbonatation increases the pH of concrete.

Thursday, September 11, 2014


True or false: A silepoxy is formed by the combination of epoxy with siloxane.

Friday, September 5, 2014


True or false: The number of peaks in the surface profile of a steel substrate has no measurable effect on the performance of coatings applied over it.

Thursday, September 4, 2014


True or False: Common factory-applied finishes over hot-dipped galvanized steel include polyester, acrylic, fluoropolymer, plastisol, and polyurethane.

Wednesday, September 3, 2014


True or false: ASTM has solvent resistance tests for both inorganic and organic coatings.

Tuesday, September 2, 2014


True or false: Acrylics are used in reflective roof coatings, air barriers, and adhesives and sealants.

Wednesday, August 27, 2014


True or false: SSPC is developing performance standards for architectural coating materials.

Tuesday, August 26, 2014


True or false: Weathering steel loses its corrosion-resistance properties in certain atmospheric exposure environments.

Monday, August 25, 2014


What company publishes an online “Certified Green Products Guide?”

Friday, August 22, 2014


What is the function of an inhibitive pigment?

Thursday, August 21, 2014


True or false: Silane and siloxane sealers prevent both water ingress into concrete and moisture vapor from escaping the concrete.

Wednesday, August 20, 2014


Scrubbable waterborne polyurethanes for use on walls in hospitals are available in a matte finish.

Tuesday, August 19, 2014


In relation to coatings technology, what is a “fingerprint technique”?

Monday, August 18, 2014


For high-heat applications (above 1,000 degrees F), you would select a coating from among which of the following generic types?

Thursday, August 14, 2014


True or false: Antimicrobial agents used in coatings are similar in most ways to antibiotics.

Wednesday, August 13, 2014


True or false: Intumescent coatings are rated according to flame spread and smoke development.

Tuesday, August 12, 2014


Which of the following polyurethane types tends to yellow in sunlight?

Monday, August 11, 2014


A coatings society and a health care act share the same abbreviation. What is it?

Wednesday, August 6, 2014


True or false: A zinc silicate primer is classified as an organic zinc-rich primer.

Monday, August 4, 2014


True or false: Two-component, PVDF fluoropolymer coatings are available only in solventborne formulations.

Thursday, July 31, 2014


True or false: Both wet and dry ice have been used as abrasives in abrasive blasting operations.

Wednesday, July 30, 2014


Retained water-soluble solvents within a coating film in immersion or continuous high moisture service will, most likely, lead to what kind of failure?

Monday, July 28, 2014


What is the plastic sheet method?

Friday, July 18, 2014


With specific values required in several energy codes, reflectance is an important performance property of a cool roof coating. What is another?

Monday, July 7, 2014


The EIFS Industry Member Association (EIMA) has collaborated with what organization to study how EIFS perform in terms of energy and moisture?

Thursday, July 3, 2014


True or false: The amount of water condensing from an air leak in a wall is much greater than the amount that occurs with water vapor diffusion through the wall.

Wednesday, July 2, 2014


True or false: Both fire-retardant and fire-resistant coatings are classified as passive fire protection materials.

Tuesday, July 1, 2014


What extender pigment is also known as calcite, marble flour, and whiting?

Thursday, June 26, 2014


True or false: The anhydrous calcium chloride test measures levels of soluble chloride salts on concrete substrates.

Wednesday, June 25, 2014


True or false: In coating and surfacing work, bug holes are small cavities in wood substrate caused by insects.

Friday, June 20, 2014


Cashew nut shell oil is used to create what coating constituent?

Wednesday, June 18, 2014


True or false: Penetrating sealers such as siloxanes do not allow moisture to escape from masonry and concrete.

Tuesday, June 17, 2014


True or false: Self-adhered membrane air barriers can sometimes be applied in temperatures colder than are acceptable for liquid-applied air barriers.

Wednesday, June 11, 2014


True or false: The mix design of concrete will affect its moisture content.

Monday, June 9, 2014


Which of the following characteristics of paint material is most readily tested in the field?

Friday, June 6, 2014


True or false: Zinc coatings are sometimes applied to structural concrete, such as bridge piers, to provide galvanic protection to rebar.

Thursday, June 5, 2014


What is the term most widely used for the process of electrochemically controlling, accelerating, and enhancing the oxidation of aluminum?

Tuesday, June 3, 2014


How is replica putty used?

Wednesday, May 28, 2014


True or false: Several Continuous Insulation (CI) materials are also recognized as approved air barrier materials by the IECC.

Friday, May 23, 2014


True or false: Concrete masonry walls coated with a block filler followed by 2 coats of a paint or sealer coating are among pre-approved air barrier assemblies deemed to comply with a maximum air leakage rate of 0.04 cfm/sq. ft. in the 2102 International Energy Conservation Code (IECC).

Wednesday, May 21, 2014


True or false: According to Allen Zielnik in a recent D+D article, most of the exterior wood repair products are based on acrylic-resin technology.

Tuesday, May 20, 2014


What organization published the “Voluntary Specification for Anodized Architectural Aluminum?”

Monday, May 19, 2014


True or false: ASTM solvent rub tests to assess degree of cure cannot be used with inorganic coatings.

Thursday, May 15, 2014


True or false: Aromatic polyurethanes exhibit better weathering properties than aliphatic polyurethanes.

Tuesday, May 13, 2014


True or false: Metal mold is another common name for the wet storage stain that occurs on galvanized metal.

Monday, May 12, 2014


True or false: Epoxies that are insensitive to high pH and are vapor-permeable have been developed for green concrete (concrete that has set but not fully cured).

Wednesday, May 7, 2014


True or false: In a recent D+D article by Cynthia Challener, sustainability in coatings is now seen as low VOC (50 g/l or lower).

Tuesday, May 6, 2014


What is the name of the software used by Oak Ridge National Laboratory (ORNL) in a study conducted with EIFS Industry Members Association to calculate the hygrothermal behavior of multi-layer building components exposed to natural weathering?

Wednesday, April 30, 2014


True or false: A thixotrope is the type of additive that allows paint to have a lower viscosity when it is stirred or shaken.

Tuesday, April 29, 2014


Which of the following organizations does not certify the performance of coating materials?

Friday, April 25, 2014


What is the cure mechanism of conventional oil-alkyds applied in the field to architectural structures?

Wednesday, April 23, 2014


An epoxy novolac has what leading performance characteristic?

Tuesday, April 22, 2014


What is the name given to the zinc ammonium chloride solution that cleans and deposits a protective layer on steel before it is immersed in molten zinc to achieve galvanizing?

Monday, April 21, 2014


A solvent rub test is used on coatings for what main purpose?

Friday, April 18, 2014


True or false: Non-reactive stains on concrete must penetrate the surface rather than drying on the surface like a coating.

Thursday, April 17, 2014


True or false: A recently developed acrylic binder, when properly formulated into a coating, is claimed to remove formaldehyde from interior atmospheres by converting it into water vapor.

Tuesday, April 15, 2014


True or false: Agricultural blast cleaning abrasives are made from walnut shells, corn cobs, and peach pits, among others.

Monday, April 14, 2014


Chlorinated rubber has lost its popularity in protecting steel from corrosion. Why?

Monday, April 7, 2014


Which of the following organizations maintains defined, standard categories distinguishing among sealers, stain blockers, and primers?

Wednesday, April 2, 2014


Epoxy coatings formulated for application over green concrete (less than 28 days of cure) must withstand what special substrate conditions?

Tuesday, April 1, 2014


True or false: ASTM has both quantitative and qualitative tests for determination of moisture in a concrete slab.

Monday, March 31, 2014


True or false: Efflorescence is a thin, weak surface layer comprised mainly of cement and aggregate fines on newly finished concrete.

Thursday, March 27, 2014


What is another name for an aliphatic polyurea coating?

Wednesday, March 26, 2014


True or false: Alkyd resins are complex polyesters.

Tuesday, March 25, 2014


Polyurethanes are formed by the reaction of an isocyanate with a hydroxyl-containing substance. What is another name for this hydroxyl-containing substance?

Friday, March 21, 2014


True or false: A Hegman number is used to indicate particle size of blast abrasive.

Wednesday, March 19, 2014


What does the acronym “EIFS” stand for?

Tuesday, March 18, 2014


Water glass paints fit into which of the following classes?

Monday, March 17, 2014


True or false: Inhibitive pigments provide solar reflectance to roof coatings.

Thursday, March 13, 2014


How long can new wood be weathered in the atmosphere before special surface preparation measures are required in advance of painting, according to the U.S. Department of Agriculture’s Forest Products Lab?

Tuesday, March 11, 2014


Some coatings are claimed to be HAPS-free. What are HAPS?

Monday, March 10, 2014


The term “guard” is used to describe a product in what technical discipline?

Friday, March 7, 2014


True or false: Some powder coatings have VOCs as high as 100 g/l.

Wednesday, March 5, 2014


True or False: Impressed current and sacrificial anodes are two types of cathodic protection systems.

Monday, March 3, 2014


What is the name of the tool that has flexible flaps attached to a rotating hub with tungsten carbide cutters at the ends of the flaps?

Thursday, February 27, 2014


True or false: An eddy current gauge is used to measure dry film thickness of coatings non-destructively on concrete substrates.

Tuesday, February 25, 2014


Amine blush is common with what type of coatings?

Monday, February 24, 2014


What is another name for a uralkyd?

Friday, February 21, 2014


What is the generic name used for silicone-organic hybrid topcoat technology?

Thursday, February 20, 2014


True or false: Zinc-rich coatings work extremely well in protecting steel substrates in predominantly wet, highly alkaline exposure environments.

Tuesday, February 18, 2014


What organization certifies coatings as acceptable for contact with potable water?

Monday, February 17, 2014


True or false: Etch primers are sometimes called wash primers.

Friday, February 14, 2014


FEVE and PVDF are what kind of resin technologies?

Monday, February 10, 2014


True or false: Some concrete floor finishes are more tolerant to moisture than others.

Friday, February 7, 2014


IR-reflective pigments are most likely to be used in what types of materials?

Wednesday, February 5, 2014


True or false: ASTM D7091 covers use of both magnetic and eddy current gauges for measurement of a coating’s dry film thickness.

Monday, February 3, 2014


On concrete block, dry-film coating thickness can be measured with what type of non-destructive instrument?

Friday, January 31, 2014


What is the name of the test instrument used to determine a coating’s resistance to fading through accelerated exposure to light?

Wednesday, January 29, 2014


True or false: Efflorescence and laitance are conditions found on non-ferrous metals.

Wednesday, January 22, 2014


True or false: By matching both the color of the matrix and the aggregates in a concrete substrate, repair materials can be created that will match the appearance of the original substrate.

Monday, January 20, 2014


In coatings technology, what is the main function of the organization CIE?

Friday, January 17, 2014


True or false: According to the Concrete Polishing Association of America, the danger of slipping on polished concrete floors tends to be greater than that of most other floor coverings.

Thursday, January 9, 2014


True or false: SSPC has initiated development of performance standards for architectural coating materials.

Friday, December 20, 2013


True or false: Aromatic polyureas formulated as thick-film elastomers retain a significant portion of their elastomeric properties when subject to atmospheric exposure for long periods.

Thursday, December 19, 2013


True or false: A recent Reflective Roof Coatings Institute study found that the type of substrate to which a reflective roof coating is applied has a profound effect on the solar reflective properties of the coating over time.

Wednesday, December 18, 2013


True or false: Airless spray painting systems sometimes operate at pressures 100 times greater than pressures used in conventional air spray systems.

Tuesday, December 17, 2013


True or False: Jet fire tests are used to determine the heat-insulating capabilities of intumescent coatings in cellulosic fires.

Wednesday, December 11, 2013


What kind of paint did Adolf Wilhem Keim invent?

Monday, December 9, 2013


What makes an anti-graffiti coating sacrificial?

Friday, December 6, 2013


What is the function of zinc pyrithione in paint?

Thursday, December 5, 2013


What resin chemistry is suitable for development of coatings that can be successfully applied to stucco?

Wednesday, December 4, 2013


Cold galvanizing employs a coating with a high percentage by weight of what material?

Tuesday, December 3, 2013


A polyaspartic coating is a version of what larger generic class?

Friday, November 22, 2013


Leafing action is characteristic of what paint constituent?

Wednesday, November 20, 2013


According to the recent study, “Worldwide Smart Coatings Market, 2013-2020,” what segment of smart coatings now dominates the market?

Tuesday, November 19, 2013


True or False: Negative-side waterproofing applied to dry, interior surfaces must possess no water-vapor permeability.

Monday, November 18, 2013


Reflectance and emittance are important properties of what type of coatings?

Thursday, November 14, 2013


True or False: AAMA Subcommittee D01.42 deals with standards for architectural coatings.

Tuesday, November 12, 2013


True or False: Moisture-cure polyurethanes are single-component coatings.

Monday, November 11, 2013


True or False: Polyester coatings for architectural metals are available only in liquid form.

Tuesday, November 5, 2013


True or False: Soy-based materials have been used in paints and in spray foam insulation.

Monday, November 4, 2013


True or False: Peeling, flaking, and delamination are examples of cohesive paint failures.

Friday, October 25, 2013


True or False: Sardine oil has been used as an ingredient in the manufacture of paint.

Thursday, October 24, 2013


Quantum dots have been incorporated into spreadable paint for what purpose?

Tuesday, October 22, 2013


How is a mechanical rubbing machine used in coating work?

Friday, October 18, 2013


What generic type of topcoat is often claimed to enable a two-coat system rather than a conventional 3-coat system (zinc, epoxy, polyurethane) for corrosion protection of steel?

Tuesday, October 8, 2013


True or False: Clear, penetrating silane and siloxane sealers have a strongly limiting effect on the ability of water vapor to exit concrete and masonry.

Monday, October 7, 2013


True or False: Fire resistance ratings of materials protected with intumescent coatings are expressed in the (degrees Fahrenheit) temperature that the coating can withstand before it fails.

Tuesday, October 1, 2013


True or False: Anodizing provides excellent corrosion resistance in coastal settings.

Thursday, September 5, 2013


True or False: Field-applied fluoropolymers cannot meet VOC levels of 100 grams per liter.

Thursday, August 29, 2013


True or False: Polymer-modified, cementitious coatings are used as both negative- and positive-side waterproofing materials.

Monday, August 26, 2013


True or False: Flocculation increases pigment distribution within a paint material.

Wednesday, August 21, 2013


True or False: Polysiloxanes are claimed by some supplier companies to be effective as part of a two-coat system for protecting steel from corrosion and providing durable UV resistance.

Tuesday, August 20, 2013


What type of isocyanates contribute to strong UV resistance in polyurethane coatings?

Tuesday, August 13, 2013


What are GreenSure and Green Promise paints?

Monday, August 12, 2013


True or False? The higher the water pressure of a pressure washer, the more effective will be the rinsing step after coatings are exposed to chemical strippers for the appropriate time on masonry substrates.

Wednesday, August 7, 2013


What organization produces the “Extreme Green” classification of coatings based on both performance and emission levels?

Tuesday, August 6, 2013


True or False? Epoxy technology was not commercialized until the 1940s.

Friday, August 2, 2013


True or False? Coatings resistant to high heat (above 450° F) are typically based on organic resins.

Thursday, July 25, 2013


True or False? Fusion Bonded Epoxy (FBE) is sometimes used to coat steel rebar.

Wednesday, July 17, 2013


What recent development in construction makes it important for floor coatings to have UV resistance?

Wednesday, July 10, 2013


True or false: UL will not approve an intumescent, fire-resistive coating material if it is topcoated.

Monday, July 8, 2013


What is the function of fireproofing materials such as intumescent or cementitious coatings on structural steel in buildings?

Tuesday, June 11, 2013


Why is a polysiloxane classified as a hybrid coating?

Monday, June 3, 2013


True or false: Aliphatic polyurethanes exhibit gloss and color retention better than aromatic polyurethanes.

Thursday, May 30, 2013


In a D+D News story about research at North Dakota State University on bio-based materials for coating resins, which of the following materials is not listed as a source of resin development?

Thursday, May 23, 2013


True or false? Under certain conditions, weathering steel may require painting to protect it from corrosion.

Wednesday, May 22, 2013


What is mica?

Tuesday, May 21, 2013


Hydrocarbon wax is used in what type of anti-graffiti coating?

Monday, May 20, 2013


Leafing and non-leafing refer to what type of material?

Friday, May 17, 2013


Anatase and rutile are types of what paint component?

Wednesday, May 15, 2013


True or False: Dark colors can be used to meet Energy Star requirements for reflective roofs.

Tuesday, May 14, 2013


Can you rank the world's top three paint and coating companies in the correct order by size?

Friday, May 10, 2013


True or false: Lithium silicate can be used to densify concrete.

Tuesday, May 7, 2013


Which of the following dry film thickness gages is destructive?

Friday, May 3, 2013


What is another name for “white rust?”

Friday, April 26, 2013


True or False: Exempt solvents are highly photochemically reactive.

Thursday, April 25, 2013


A stationary centrifugal wheel blast machine is normally used to clean what kind of substrate?

Friday, April 19, 2013


True or false: Some fire-resistant, intumescent coatings are used on wood substrates.

Wednesday, April 17, 2013


True or false: Aliphatic polyurethanes tend to retain color and gloss better than aromatic polyurethanes.

Thursday, April 11, 2013


True or false: Generally, materials with a permeance of greater than 1.0 perm are considered breathable.

Friday, April 5, 2013


Why should the surface temperature of steel be at least 5 degrees higher than the dew point temperature before you blast-clean or paint?

Monday, April 1, 2013


Which of the following materials is not used to make a biocidal additive for coatings?

Friday, March 29, 2013


What kind of spray application of a liquid coating to a metallic substrate is most commonly associated with the “wrap-around effect”?

Wednesday, March 27, 2013


Why are elastomeric acrylics often selected for use on masonry walls?

Friday, March 22, 2013


“Jeep test” is an informal name for what coating test?

Friday, March 8, 2013


Amine blush is associated with what generic type of coating?

Thursday, March 7, 2013


True or false: Milk paint was first created and sold in response to green-building demands for bio-based products.

Wednesday, March 6, 2013


What is the common name of high-strength, low-alloy steel that provides greater resistance to atmospheric corrosion than conventional carbon steel?

Friday, March 1, 2013


Polyvinylidene fluoride (PVdF) versions of fluoropolymer emulsions are marketed for what applications, as reported in a recent JPCL article?

Wednesday, February 27, 2013


What type of paint was once referred to as “waterglass?”

Tuesday, February 19, 2013


To achieve color and gloss retention at very high heat exposure (500-600 F), what type of resin base would be used to formulate a coating?

Tuesday, February 12, 2013


What university organizes the annual Waterborne Symposium, a coatings industry technical conference?

Friday, February 8, 2013


How are the zinc particles in a zinc-rich coating kept in suspension during spray application?

Wednesday, February 6, 2013


What are HAPS in coatings?

Tuesday, February 5, 2013


True or false: The standard for non-destructive measurement of dry coating film thickness on concrete is different from the one used to measure dry coating film thickness on steel.

Monday, February 4, 2013


True or false: Some experts recommend that a weathered TPO roof be prepared for coating by cleaning with an aqueous cleaner followed by power washing.

Friday, February 1, 2013


True or false: Thermal spraying of zinc is sometimes used for corrosion control on steel substrates.

Thursday, January 31, 2013


What is the name of the thin, weak surface layer that can form on newly placed and finished concrete?

Wednesday, January 30, 2013


Synthetic dirt was recently developed by the Lawrence Berkeley National Laboratory for accelerated testing of what kind of coating?

Tuesday, January 29, 2013


Sacrificial anti-graffiti coatings are normally made with what ingredient below?

Thursday, January 24, 2013


True or false: Saponification is likely to occur when alkyds are applied to blast-cleaned carbon steel.

Thursday, January 17, 2013


True or false: The green patina that forms when bronze weathers naturally without a coating is protective of the base metal.

Wednesday, January 16, 2013


True or false: Some coatings can act as carbonation barriers on concrete.

Monday, January 14, 2013


What paint ingredient can make a dark-colored roof coating reflective?

Friday, January 11, 2013


What kind of paints were first formulated by Adolf Wilhelm Keim, a German scientist?

Monday, January 7, 2013


Why is the Department of Energy developing accelerated testing to predict the long-term dirt resistance of coatings?

Monday, December 17, 2012


Which of the following pigments is not classified as a prime pigment?

Friday, December 14, 2012


True or false: Linseed oil built up in multiple coats on a wood floor is likely to be very glossy and very slippery.

Wednesday, December 12, 2012


True or false: A new concrete surface finished with a power trowel would tend to have high porosity.

Thursday, December 6, 2012


Why are zinc-rich coatings sometimes applied to structural concrete?

Tuesday, December 4, 2012


Which of the following is a common use for elastomeric acrylic coatings?

Monday, November 26, 2012


Which of the following is an environmentally benign material sometimes used to etch concrete before application of coatings?

Tuesday, November 13, 2012


True or false: Silicone elastomerics are sometimes used as reflective roof coatings.

Thursday, November 8, 2012


True or false: Stains for finishing wood have been made from recycled material.

Friday, November 2, 2012


Is it possible for a wood floor coating to be very glossy but not slippery?

Monday, October 29, 2012


Additives based on hydrated lime would find use in what type of coating?

Tuesday, October 23, 2012


The risk of saponification dictates that alkyds should not be used on what substrate type?

Thursday, October 18, 2012


What chemistry type is used to create sealers that penetrate and line the pores of concrete?

Tuesday, October 9, 2012


Which of the following factors is a cause of dry spray in conventional air spray operations?

Monday, October 8, 2012


Which of the following statements about intumescent, fire-resistive coatings is not true?

Monday, October 1, 2012


How are spiky polymers used in coatings?

Friday, September 28, 2012


True or false: Penetrating sealers such as silanes and siloxanes for concrete decks have good crack bridging capability.

Wednesday, September 26, 2012


What is the name of the alloy coating comprised of tin and zinc, which is sometimes used to coat stainless steel?

Tuesday, September 25, 2012


True or false: Thin-film coating systems (up to 10 mils) perform better than thick-film elastomerics (20 mils or greater) when applied over stucco.

Friday, September 21, 2012


Hybrid coatings that combine epoxies with siloxanes are called what?

Monday, September 10, 2012


Cementitious, fire-resistive coatings for unexposed structural steel in buildings often contain which of these materials?

Friday, August 31, 2012


What is a name for a hybrid coating that combines epoxy with siloxanes?

Monday, August 27, 2012


Which of the following is an abrasive media used in a blasting system on delicate substrates?

Tuesday, August 21, 2012


The migration of asphalt from a roof to the surface of a white roof coating applied over it is called what?

Thursday, August 16, 2012


According to ASTM D 6083, what should be the minimum dry film thickness for elastomeric acrylic, cool roof coatings?

Thursday, August 16, 2012


What happens to carbon steel when it loses its oxide layer, millscale, in the abrasive blasting process?

Wednesday, August 15, 2012


True or false: Fluoropolymer coatings are among the best-performing permanent anti-graffiti treatments.

Thursday, August 9, 2012


A high-strength, low-alloy steel that provides greater resistance to deterioration from atmospheric corrosion than conventional carbon steel has what generic name?

Thursday, August 2, 2012


True or false: Henry Ford’s high gloss Japan black enamel used on early mass-produced Ford cars and trucks, relied on high levels of lampblack pigment for coloration.

Friday, July 27, 2012


True or false: The ASTM test method for pull-off adhesion of coatings is the same for both metal and concrete.

Wednesday, July 18, 2012


True or false: Vinyl ester floor coatings are effective at resisting harsh chemical exposures.

Tuesday, July 17, 2012


What is another name for wet storage stain on galvanized metal?

Friday, July 6, 2012


Methyl methacrylate, used in liquid-applied waterproofing and traffic-marking paints, is the primary raw material in what well-known product?

Thursday, July 5, 2012


Emissions of volatile organic compounds (VOCs) from coatings and other materials combine with which of the following in the presence of sunlight to produce ground-level atmospheric ozone pollution, sometimes called “smog?”

Friday, June 29, 2012


Grams of VOC per liter of coating or colorant, less water and less exempt compounds can be calculated by which of the following equations?

Thursday, June 28, 2012


What color indicates UV damage in closed-cell spray foam polyurethane (SPF) applications?

Wednesday, June 27, 2012


True or false: Some roof coating systems now feature fluoropolymer topcoats.

Wednesday, June 20, 2012


In what way is a zinc-rich primer “rich?”

Wednesday, June 6, 2012


While a concrete surface needs to be clean prior to application of a silane or siloxane sealer, it does not require substantial roughening or profiling. Why?

Tuesday, June 5, 2012


According to ASTM D6083, what should be the dry film thickness of an acrylic coating used in roofing?

Friday, June 1, 2012


True or false: Pure white concrete is typically created with titanium dioxide pigment.

Wednesday, May 23, 2012


Which resin type has the greatest heat resistance?

Tuesday, May 22, 2012


In what kind of coating is emissivity a performance attribute?

Wednesday, May 16, 2012


True or false: To assure successful adhesion, more paint has to be applied to weathered wood so that it penetrates the soft, damaged layer and adheres to the sound substrate beneath.

Monday, May 14, 2012


What pigment below gives the best hiding power to a coating?

Monday, May 7, 2012


An additive based on hydrated lime would likely be found in what type of functional coating?

Wednesday, May 2, 2012


The German scientist Adolf Keim developed a highly durable paint in the 1800s that remains an important type of coating technology today. What type of paint is this?

Wednesday, April 25, 2012


Which pigment used in paints is white?

Monday, April 23, 2012


Among the chemistry types commonly used for reflective roof coatings, which has the most heat resistance, according to a recent D+D article?

Friday, April 20, 2012


True or false: Intumescent coatings for building interiors are available only in solvent-borne formulations.

Monday, April 9, 2012


True or false: Because of the positive slope and limited potential for ponding water, elastomeric acrylics are a reasonable choice for restoration of metal roof coatings.

Tuesday, April 3, 2012


In a private survey of architects and hospital administrators, what was the least important attribute of wall coatings for hospitals?

Monday, March 26, 2012


The second version of the Green Construction Code of the International Code Council adopted whose regulations on the VOC limits of interior coatings?

Monday, March 19, 2012


What is one main difference between aromatic and aliphatic polyureas?

Tuesday, March 13, 2012


What is generally considered a weakness of epoxy coatings?

Tuesday, March 6, 2012


True or false: Methyl methacrylate (MMA) resinous flooring systems offer both rapid and very low temperature cure.

Wednesday, February 29, 2012


True or false: Both polyurea and polyurethane elastomeric coatings exhibit strong weathering and water resistance when applied to metal roofs.

Monday, February 27, 2012


What is a strippable coating?

Friday, February 17, 2012


What is the best definition of a biomimetic coating?

Friday, January 20, 2012


Mineral paints used on masonry substrates use what type of binders?

Tuesday, January 17, 2012


What is “open time” in coating work?

Monday, January 16, 2012


A hard, continuous wind of 15 mph and up can have what effect on spray painting of solvent-borne coatings?

Friday, January 6, 2012


When acid etching is used to create a profile on concrete in preparation for painting, why is it important to rinse the concrete thoroughly after the etching is completed?

Wednesday, January 4, 2012


True or false: All sealers for concrete substrates form a thin film on the surface of the concrete.

Thursday, December 22, 2011


True or false: Several companies now produce coatings that are water-oil hybrids.

Wednesday, December 21, 2011


True or false: For color and gloss retention on aluminum extrusions in exterior exposure, baked enamels provide the best performance.

Monday, December 19, 2011


The biggest drop in a coating’s solar reflectance occurs in what time period, according to a recent field performance study by the Reflective Roof Coatings Institute?

Thursday, December 15, 2011


Why is crystalline silica sand more likely to cause silicosis when used as an air abrasive blasting material than it is in its natural state, for instance, as beach or river sand?

Tuesday, December 13, 2011


What raw material supplier recently announced an agreement with a biotechnology firm to develop an industrial-scale process for producing acrylic acid from sugar?

Monday, December 12, 2011


If a coating cures by coalescence, what phrase below best describes the mechanism of cure?

Wednesday, December 7, 2011


True or false: The less permeable a coating for exterior masonry is, the more durable it is likely to be.

Monday, December 5, 2011


True or false: Some waterborne alkyd coatings use bio-based resins.

Thursday, December 1, 2011


True or false: A recent study by the Reflective Roof Coatings Institute (RRCI ) found wide disparities in the reflectance properties of different generic coating types.

Tuesday, November 29, 2011


What is meant by the word “exempt” in the phrase “exempt solvent?”

Tuesday, November 22, 2011


Which of the following product types is a water-repellant for masonry and concrete that penetrates pores, is breathable, and does not change the appearance of the substrate to which it is applied?

Wednesday, November 16, 2011


What equipment adjustment below helps in the application of high solids coatings?

Thursday, November 10, 2011


True or false: Conventional air spraying produces less overspray than airless spraying.

Wednesday, November 9, 2011


Where does white rust form?

Monday, November 7, 2011


Bio-based resins for coatings are being developed from what agricultural material?

Friday, November 4, 2011


A variation on polyurethane coating chemistry that allows for faster curing times and higher film builds has what name?

Wednesday, October 26, 2011


Lithium silicate is used for what function?

Tuesday, October 25, 2011


True or false: Mobile UV-cure machines are now used to achieve rapid return to service after coating of concrete floors.

Friday, October 14, 2011


Accordiing to UL's Fire Resistance Directory, how is a coating categorized when its purpose is to reduce flame spread?

Thursday, October 13, 2011


Why do some suppliers and project specifications prohibit the blending of partial kits of multi-component coatings?

Tuesday, October 11, 2011


What are the conditions necessary for corrosion of steel to occur?

Friday, October 7, 2011


Where are the resin and catalyst or curing agent mixed in a plural component spray system?

Tuesday, October 4, 2011


True or false: A coating that passes 500 hours of QUV accelerated exposure will pass a test of 10 years’ outdoor exposure at a South Florida test site.

Monday, October 3, 2011


True or false: Powder coatings are 100% solids materials.

Thursday, September 29, 2011


What is “green” concrete, when the term “green” does not refer to a positive environmental impact?

Wednesday, September 28, 2011


True or false: Organic zinc-rich coatings are generally more tolerant of deficient surface preparation than inorganic zinc-rich coatings.

Tuesday, September 27, 2011


Which of the following products types are offered as cool pavement materials?

Friday, September 23, 2011


Why would a test for moisture content of concrete be important prior to application of thick-film elastomeric coatings?

Thursday, September 15, 2011


Research at North Dakota State University has led to the development of bio-based resins and coatings using all but one of the following agricultural sources. Which is not one of the sources?

Monday, September 12, 2011


True or false: Alkyds are often recommended for application to concrete surfaces.

Friday, September 2, 2011


How does a dry film thickness measurement of a coating on steel take into account the blast profile on the steel?

Tuesday, August 30, 2011


True or false: When a coating is applied to a wood surface degraded by exposure to sunlight, the coating can fail because of the weakness in the surface layer.

Monday, August 29, 2011


What ingredients can make a dark-colored coating solar-reflective?

Wednesday, August 24, 2011


True or false: Several companies offer “cool pavement” coatings to reduce the heat island effect.

Monday, August 22, 2011


True or false: Galvanizing is sometimes coated with organic coatings to extend its service life.

Friday, August 19, 2011


What kind of coating employs an interacting acid source, carbon source, and blowing agent?

Wednesday, August 17, 2011


What is the effect on film build of increasing the solids content in a coating?

Friday, August 12, 2011


When a coating is specified to have an 8-mil dry film thickness, and its volume solids is 59%, what should be the wet film thickness of the coating?

Wednesday, August 10, 2011


Two-component epoxy coatings cure by what mechanism?

Friday, August 5, 2011


Coating film formation by coalescence occurs through which of the following mechanisms?

Wednesday, August 3, 2011


Why is back rolling often required following airless spraying of coatings over concrete blocks (CMUs)?

Tuesday, August 2, 2011


An epoxy-modified siloxane clear coating would be classified as what type of anti-graffiti coating?

Friday, July 29, 2011


True or false: Single-ply roofing membranes such as EPDM cannot be restored by application of liquid-applied coating systems.

Thursday, July 28, 2011


When moisture-curing coatings are over-mixed, what is most likely to occur?

Wednesday, July 27, 2011


Reflectance and emissivity are important qualities of what kinds of coatings?

Thursday, July 21, 2011


True or false: White elastomeric acrylics are not used as reflective coatings for maintenance of metal roofing.

Wednesday, July 20, 2011


Dried salt deposits on a brick exterior (see photo), resulting from moisture leakage through a wall, are called what?

Tuesday, July 19, 2011


True or false: Water beading on a new concrete floor indicates it is ready for application of a chemically reactive stain.

Monday, July 18, 2011


How can air abrasive blasting with sponge media create a profile on steel?

Thursday, July 14, 2011


True or false: Hydrated lime is used as an antimicrobial agent in some coatings.

Wednesday, July 6, 2011


Which of the AAMA performance standards for coatings on aluminum extrusions and panels is the most stringent?

Friday, July 1, 2011


Which of the following did a recently completed study by the Reflective Roof Coatings Institute (RRCI) determine does NOT have a significant effect on solar reflectance level with aging of the surface?

Monday, June 27, 2011


Corrosion of rebar is likely to cause which of the following conditions in concrete?

Friday, June 24, 2011


True or false: Non-film-forming coatings used as sealers on concrete and masonry cannot be pigmented to alter the appearance properties of substrates.

Wednesday, June 22, 2011


Which of the following characteristics of paint is easily tested in the field?

Tuesday, June 21, 2011


What is the most unique feature of a plural-component spray system?

Monday, June 20, 2011


What coating defect is likely to be caused by exceeding the recoat interval recommended for an epoxy?

Wednesday, June 15, 2011


In using 2-component coating materials, what is induction time?

Tuesday, June 14, 2011


True or false: Some waterborne floor coatings are cured by UV light.

Tuesday, June 7, 2011


True or false: Single-component polyurethane coatings are always waterborne.

Thursday, June 2, 2011


According to ASTM D 6083, what should be the minimum dry film thickness for elastomeric acrylic cool roof coatings?

Wednesday, June 1, 2011


True or false: Polyurea coatings tend to be slow-curing materials.

Tuesday, May 31, 2011


True or false: Silver is used in some antimicrobial coatings.

Tuesday, May 17, 2011


Why do some product data sheets for coatings require that the surface temperature of the substrate be at least 5 Fahrenheit degrees higher than the dew point temperature?

Friday, May 13, 2011


True or false: Zero-VOC colorants are available in the marketplace, but most paint stores use conventional, VOC-containing colorants for tinting.

Wednesday, May 11, 2011


True or false: Paint can spoil in the can, decomposing and releasing foul odors.

Tuesday, May 10, 2011


Which of the following surface preparation methods for concrete produces the largest surface profile?

Monday, May 9, 2011


What makes a polysiloxane a hybrid coating?

Friday, May 6, 2011


Some coatings are claimed to be HAPS-free. What are HAPS?

Thursday, April 28, 2011


The most important requirements for exterior wall coatings on concrete include all but which one of the following, according to the U.S. Army Corps of Engineers?

Wednesday, April 27, 2011


True or false: Anodize systems for architectural aluminum curtain wall elements provide more color options than coating systems.

Tuesday, April 26, 2011


Among fire-protective coatings, how are intumescents classified?

Friday, April 22, 2011


True or false: Elastomeric coatings are generally able to bridge minor cracks in concrete.

Thursday, April 21, 2011


True or false: Polyurethanes formulated with aromatic polyisocyanates tend to have very strong weathering capabilities.

Wednesday, April 20, 2011


Baked enamel coating systems based on acrylics or polyesters are most likely to fall short of fluoropolymer systems in what performance property?

Tuesday, April 19, 2011


Reflectance and emittance are important performance properties of what type of coatings?

Monday, April 18, 2011


Which of the following coating types is used as a non-film-forming sealer for concrete substrates?

Thursday, April 14, 2011


Which of the following coating types is not normally used as a permanent (non-sacrificial) anti-graffiti coating?

Monday, April 11, 2011


True or false: Liquid-applied, reinforced polymeric membranes are sometimes used for waterproofing in a green (garden) roof system.

Friday, April 8, 2011


True or false: UL will not approve an intumescent, fire-resistive coating material if it is topcoated.

Thursday, March 31, 2011


Which of the following resin systems can be used to create an elastomeric coating?

Wednesday, March 30, 2011


One of the main reasons for the use of infrared-reflecive (IR) pigments in roof coatings is

Monday, March 28, 2011


True or false: The Collaborative for High Performance Schools (CHPS) requires a declaration from the coatings manufacturer stipulating that a coating is a low-emitting material to qualify it for use in the CHPS program.

Friday, March 25, 2011


Vermiculite is sometimes used in what type of coating?

Thursday, March 24, 2011


What organization publishes inspection manuals dealing with spray-applied, fire-resistive coating materials?

Monday, March 21, 2011


How are antimicrobial biocides used in paint?

Friday, March 18, 2011


True or false: Silane and siloxane sealers prevent both water ingress into concrete and moisture vapor from escaping the concrete.

Tuesday, March 15, 2011


Lumiflon(R), Kynar(R), and Hylar(R) are brand names for what kind of resin used in coatings for architectural metal?

Monday, March 14, 2011


Why is a polysiloxane classified as a hybrid coating?

Friday, March 11, 2011


True or false: Organic zinc-rich coatings resist higher temperatures than inorganic zinc-rich coatings.

Monday, March 7, 2011


True or false: Non-film-forming sealers, such as siloxanes, allow moisture to escape from within concrete substrates.

Thursday, March 3, 2011


True or false: The green patina that forms when bronze weathers naturally without a coating is protective of the base metal.

Tuesday, March 1, 2011


True or false: Powder coatings are 100% solids materials.

Wednesday, February 23, 2011


True or false: Anodizing of architectural aluminum is normally completed in a single-step process that produces both an oxide film and the desired color.

Tuesday, February 22, 2011


Which of the following generic coating systems is used the most for high-end architectural metal roofing?

Thursday, February 3, 2011


True or false: The hiding power of a coating is significantly affected by the amount of titanium dioxide in the formulation.

Tuesday, February 1, 2011


Slip resistance of wood-floor finishes are influenced most by what characteristic?

Monday, January 31, 2011


True or false: Paints with antimicrobial properties must be registered with EPA.

Friday, January 28, 2011


True or false: Some coatings are formulated for application to "green" concrete.

Tuesday, January 25, 2011


True or false: Aromatic polyurethanes tend to retain gloss and color better than aliphatic polyurethanes

Monday, January 24, 2011


True or false: Acrylic-modified polysiloxane coatings generally have strong UV resistance and gloss retention properties.

Thursday, January 20, 2011


True or false: Antimicrobial biocides are used for both in-can preservation of liquid paint and prevention of the growth of microorganisms on applied paint films.

Wednesday, January 19, 2011


True or false: Some field-applied fluoropolymer coatings can meet VOC requirements of 100 grams per liter.

Monday, January 17, 2011


What is CHPS?

Friday, January 14, 2011


Why are fireproofing materials such as intumescent or cementitious coatings used on structural steel in buildings?

Thursday, January 13, 2011


True or false: Clear, non-film forming masonry sealers, such as silanes and siloxanes, have little effect on vapor permeability, thereby allowing water vapor to exit the masonry substrate.

Tuesday, January 11, 2011


True or false: Elastomeric coatings on masonry substrates can often bridge cracks and accommodate some crack movement.

Thursday, January 6, 2011


True or false: Anti-graffiti coatings are loosely classified as either permanent or sacrificial.

Wednesday, January 5, 2011


A dry, white deposit on portions of the exterior of a brick walled building is called what?

Tuesday, January 4, 2011


What characteristic of a coating allows it to “breathe”?

Monday, December 6, 2010


   
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