Plaster

Plaster is a material similar to mortar and cement. Plaster of Paris is one kind, made from gypsum by heating it. It is used to make copies of footprints, fossils, skeletons, and to set fractured bones. Other kinds of plaster are used for buildings and other purposes. Decorative plaster is more usually called stucco.

 Related pages 
Orthopedic cast

Category:Materials