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  2. 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 gypsum found near Paris. Plaster of paris does not generally shrink or crack when dry, making it an excellent medium for casting ...

  3. May 12, 2023 · Crude gypsum is used as a fluxing agent, fertilizer, filler in paper and textiles, and retarder in portland cement. About three-fourths of the total production is calcined for use as plaster of paris and as building materials in plaster, Keene’s cement, board products, and tiles and blocks. Gypsum plaster is a white cementing material made by ...

    • The Editors of Encyclopaedia Britannica
  4. May 7, 2023 · Original and Selected Communications from The New England Journal of Medicine — Use of Plaster of Paris in the Treatment of Fractures

  5. Dec 15, 2007 · Thus, during the early 18th century, Paris became the centre of plaster production, and hence the name, plaster of Paris. - V Venkata Rao, Ahmedabad. Start a Conversation.

  6. Apr 9, 2019 · Many centuries before it was introduced as a cast material, Plaster of Paris (PoP)* was well known as a building material. Egyptians and Romans used it for plastering their walls. There are various accounts describing the origin of the name with one mentioning King Henry III, who visited Paris in 1254 and was so impressed by fine white walls ...

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