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what is plaster of Paris? |
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Answer» 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. a white powder that mixes with water to form a paste that hardens quickly and is used for casts and molds. a white powder that mixes with water to form a paste that hardens quickly and is used for casts and molds. |
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