It is also used as exterior sheathing and in exterior stucco systems. In 1998, National Gypsum acquired Unifix, Inc., a Canadian manufacturer of cement backerboard with operations in Bromont ...

It is also used as exterior sheathing and in exterior stucco systems. In 1998, National Gypsum acquired Unifix, Inc., a Canadian manufacturer of cement backerboard with operations in Bromont ...

Archaeologists in England have discovered a Roman-era cemetery with an unusual burial at its center — a stone coffin holding a deceased individual encased in liquid gypsum. This practice is ...