Editing Plaster (section)

====Uses of gypsum plaster====
{{Further information|Plaster#Applications}}
[[File:Cast extended.jpg|thumb|An [[orthopedic cast]] for the hand made out of plaster.]]
*for making surfaces like the walls of a house smooth before painting them and for making ornamental designs on the ceilings of houses and other buildings.<ref name="Singh-2019" /> ''(see [[#In decorative architecture|Plaster In decorative architecture]])''
*for making [[toy]]s, decorative materials, cheap ornaments, [[cosmetics]], and [[Blackboard|black-board]] [[chalk]].<ref name="Singh-2019" />
*a [[Fireproofing|fire-proofing]] material.<ref name="Singh-2019" /> ''(see [[#Fire protection|Plaster in Fire protection]])''
*an orthopedic cast is used in hospitals for setting [[Bone fracture|fractured bones]] in the right position to ensure correct healing and avoid [[nonunion]]. It keeps the fractured bone straight. It is used in this way, because when plaster of Paris is mixed with a proper quantity of water and applied around the fractured limb, it sets into a hard mass, thereby keeping the bones in a fixed position. It is also used for making casts in [[dentistry]].<ref name="Singh-2019" /> ''(see [[#Medicine|Plaster in Medicine]])''
*[[Laboratory|chemistry laboratory]] for sealing air-gaps in apparatus when air-tight arrangement is required.<ref name="Singh-2019" />