It’s a mixture of limestone, marble dust, and water that is worked into a putty and applied to walls. Once it is dry, it lends the look of marble. Next up is gypsum plaster, popular today due to ...

but sandable joint compound will also work if you’re using gypsum products. For many electrical projects, adding a receptacle or switch in a plaster wall often creates a mess. Not to worry ...

Gypsum, a natural mineral made largely of calcium sulfate dihydrate, has a variety of uses dating back centuries, from lining walls to serve as a fire retardant for Mesopotamians to a plaster ...