Drywall is a popular and inexpensive building material used for constructing walls and ceilings in most homes and commercial buildings in North America. Building costs are significantly lower due to drywall's easy installation. Nail down your drywall expertise through our quiz.
What is an advantage of drywall over a traditional plaster wall?
It's more fire-resistant.
It doesn't contain fiberglass.
It's easier to paint.
What is the name of wood slats installed on walls and ceilings prior to adding plaster?
What is the main disadvantage to the use of plaster to build walls and ceilings?
It takes a long time to construct.
They create a lot of extra weight on the foundation.
Is using drywall for construction cheaper than plaster?
They cost the same.
When did the U.S. Gypsum Company invent drywall?
How many years did it take before drywall started to be used in any substantial quantity?
What event triggered the eventual acceptance of drywall as an acceptable building material?
World War I
World War II
What was the net amount of sales in dollars reported by the U.S. Gypsum Company in 2007?
What does gypsum look like?
grey salt crystals
chunks of pollen
What is a unique property of finished drywall that makes it resistant to fire?
The paper coating on drywall is treated to be fireproof.
Gypsum in drywall contains water even though it appears dry.
Gypsum acts like rocks, which do not burn.
How is a typical drywall sheet manufactured?
Gypsum is sliced into sheets at a quarry and glued onto paper.
Gypsum is mixed with additives and water to form a paste that is poured onto paper.
Wet gypsum is sprayed onto thin paper sheets, which are stacked into think layers and dried.
What does the name “green board” mean when used to describe drywall?
The drywall sheets are tinted green.
It's made from recycled materials.
It's resistant to moisture.
What percentage should you add to your drywall estimate to account for waste due to cutting?
What square-foot measurement can you use to determine the number of drywall sheets required for your project?
24 square feet (2.2 square meters)
32 square feet (2.9 square meters)
36 square feet (3.3 square meters)
What is drywall joint compound generally referred to as?
How many coats of drywall mud should be applied?
How should you hang drywall on wooden studs?
alternate vertically and horizontally
What material is an alternative to drywall that avoids many of the issues people have with standard drywall?
What is an attractive feature of modern drywall?
zero carbon footprint
What material is a primary ingredient used in the manufacture of EcoRock?