Assertion: black powder | /r/ObjectUse | used as propellant
Facets:
value: for fireworks
type: PURPOSE
value: for rockets
type: PURPOSE
value: for a long time
type: TEMPORAL
value: for firearms
type: PURPOSE
Source sentences:
text: It is used as a blasting powder and a propellant for firearms, rockets, and fireworks.
text: Black powder was used as a propellant for rockets and fireworks for a long time.