Assertion: anthracite | /r/ObjectUse | used as cost efficient substitute
Facets:
value: for coal
type: PURPOSE
value: for coke
type: PURPOSE
Source sentences:
text: Anthracite coal is used as a cost efficient substitute for coke or coal in various metallurgical coal applications in processes such as sintering, pelletizing, pulverized coal injection (PCI) in the blast furnace, and even as direct charge in the blast furnace.