Material Selection Flashcards

Which document gives a material's hazards, safe handling, PPE needs, and emergency measures?

Answer: Safety Data Sheet (SDS)

OSHA's Hazard Communication Standard requires an SDS that details a chemical product's hazards, handling, and emergency procedures.

A restroom partition replacement needs high moisture and graffiti resistance. Which material fits best?

Answer: Solid high-density polyethylene (HDPE)

Solid HDPE partitions are waterproof, do not rust or delaminate, and resist graffiti and scratching.

Why should maintenance stock a supply of attic stock when new finish materials such as tile or carpet tile are installed?

Answer: Future repairs can use matching dye lots and patterns that may later be discontinued

Attic stock from the same production run makes invisible repairs possible after the product changes or is discontinued.

Which wood product is best for exterior framing in direct ground contact?

Answer: Pressure-treated lumber rated for ground contact

Ground-contact pressure-treated lumber carries enough preservative retention to resist decay and termites in soil.

When choosing a roof coating to reduce cooling loads on a low-slope roof, which property matters most?

Answer: High solar reflectance and thermal emittance

Cool roof coatings reflect sunlight and give off absorbed heat, which lowers roof temperature and cooling demand.

Which material is LEAST appropriate for ductwork that carries humid exhaust from a commercial dishwasher?

Answer: Uncoated fiberglass duct board

Fiberglass duct board absorbs moisture and supports microbial growth, so it is unsuitable for wet, humid exhaust.

A third-party certification such as GREENGUARD Gold on a furniture or finish product mainly indicates what?

Answer: The product meets strict chemical emissions limits for indoor air quality

GREENGUARD Gold certifies low chemical and VOC emissions, which suits sensitive spaces such as schools and healthcare facilities.