Question

write short note on plaster of Paris

Answer 1

Plaster of paris, quick-setting gypsum plaster consisting of a fine white powder (calcium sulfate hemihydrate), which hardens when moistened and allowed to dry. Known since ancient times, plaster of paris is so called because of its preparation from the abundant gypsumfound near Paris.

Answer 2

Answer:

• plaster of paris is a white powder
• it easily absorbs water in air and forms hard gypsum
• so it should be stored in a moisture proof container