Assertion: gunpowder | /r/ObjectUse | used in cannon
Facets:
Source sentences:
text: Gunpowder was initially used in bombs and rockets, and later, it was used in guns and cannons, with Europeans making many advances in the military application of gunpowder during the 15th, 16th and 17th centuries.
text: I shouldn't have to be explicit when all gunpowder used in cannons and firearms is smokeless gunpowder these days.