Assertion: gypsum | /r/ObjectUse | used as ingredient
Facets:
value: in cement
type: LOCATION
value: in fertilizer
type: LOCATION
value: in wallboard
type: LOCATION
value: in plaster
type: LOCATION
Source sentences:
text: Gypsum is used as an ingredient in plaster, in wallboard and in fertilizer.
text: In fact, gypsum is even used as an ingredient in cement.