Plaster of paris/Definition: Revision history

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22 September 2020

  • curprev 12:2112:21, 22 September 2020‎ imported>Pat Palmer‎ 180 bytes +180‎ Created page with "<noinclude>{{subpages}}</noinclude> A fine white powder made from gypsum known since ancient times; when moistened, it dries into a rigid clay form, which can be baked into ce..."
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