Before revision: AboutChiefly made of powdered gypsum or plaster of Paris, with a little cement, glycerin, and dextrin, mixed with water until it is about as thick as molasses, when staff is cast in molds it can form any shape.
After revision: Staff is chiefly made of powdered gypsum or plaster of Paris, with a little cement, glycerin, and dextrin, mixed with water until it is about as thick as molasses, when staff is cast in molds it can form any shape.