Assertion: bleach's chemical | /r/HasProperty | stored as dry powder
Facets:
Source sentences:
text: First used for bleaching discolored paper in 1789; working solutions are usually made directly by dissolving solid chemical in water; concentrated stock solutions can be made up, stored in the refrigerator, and diluted later; should be used in a fumehood; bulk chemical is stored as dry powder and has longer shelf life than sodium hypochlorite.