What is Plaster Of Paris? Write its Uses?
Answers
Explanation:
Known since ancient times, plaster of paris is so called because of its preparation from the abundant gypsum found near Paris. ... It is also used in medicine to make plaster casts to immobilize broken bones while they heal, though many modern orthopedic casts are made of fibreglass or thermoplastics.
Answer:
PoP is a soft mixture of sand and cement and sometimes lime with water, for spreading on walls, ceilings, or other structures, to form a smooth hard surface when dried.
USeS
1.As a wall covering
2.Plaster is widely used as a support for broken bones; a bandage impregnated with plaster is moistened and then wrapped around the damaged limb, setting into a close-fitting yet easily removed tube, known as an orthopedic cast.
3 In decorative architecture
4.Plasters have been in use in passive fire protection, as fireproofing products, for many decades.
5.Many of the greatest mural paintings in Europe, like Michelangelo's Sistine Chapel ceiling, are executed in fresco, meaning they are painted on a thin layer of wet plaster, called intonaco; the pigments sink into this layer so that the plaster itself becomes the medium holding them, which accounts for the excellent durability of fresco. Additional work may be added a secco on top of the dry plaster, though this is generally less durable
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