Bible Encyclopedias
Plaster of Paris

1911 Encyclopedia Britannica

A variety of calcined gypsum (calcium sulphate) which forms a hard cement when treated with water (see Cement). The substance obtained its name in consequence of being largely manufactured in the neighbourhood of Paris.

Bibliography Information
Chisholm, Hugh, General Editor. Entry for 'Plaster of Paris'. 1911 Encyclopedia Britanica. https://www.studylight.org/​encyclopedias/​eng/​bri/​p/plaster-of-paris.html. 1910.