Assertion: forge | /r/CapableOf | use coal
Facets:
value: as the fuel to heat metal
type: PURPOSE
value: typically
type: DEGREE
Source sentences:
text: Coke and charcoal may be burned in the same forges that use coal, but since there is no need to convert the raw fuel at the heart of the fire (as with coal), the fire is handled differently.
text: A forge typically uses bituminous coal, industrial coke or charcoal as the fuel to heat metal.