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Drywall was invented by United States Gypsum Company in 1917. Drywall was invented by United States Gypsum Company in 1917.
Gypsum is primarily used for only one production and that's the drywall production. Drywall's biggest ingredient is gypsum.
Drywall is white because is most commonly made from gypsum plaster. Gypsum is a chalky white substance.
Drywall is usually made with gypsum.
GYPSUM is the main mineral in Drywall.
Selenite gypsum
Drywall is commonly calcium sulfate dihydrate, or gypsum. Nowadays there are other types, notably flue gas desulfurization (FGD) drywall and 'Lite' drywall containg ash.
Gypsum
Gypsum
Gypsum
A plaster of gypsum is usually used to make drywall.
Gypsum is a mineral that is used in plaster-of-paris, wallboard, drywall, and alabaster.