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 ...

Unless you live in an older home with plaster and lath walls, then you’re likely surrounded by panels of compacted gypsum powder that make up the interior walls and ceilings in many homes.

CLEVELAND, Ohio (WOIO) - Ohio Attorney General Dave Yost announced a nearly $17 million lawsuit against U.S. Gypsum (USG) Tuesday for what he says are sinkholes opening up near State Route 2 ...

8.5 m x 11 m x 4.5 m plywood-backed gypsum walls, grid system over concrete and acoustic panels on ceiling, data and electrical outlets at floor and ceiling levels concrete floor, 4 m wide pivoting ...