what is anthracite?

A. Carbon
B. Hard coal
C. Ammonia
D. None of these

Submitted by: Farjan Ahmed Soomro

Anthracite, often referred to as hard coal, is a hard, compact variety of coal that has a submetallic luster. It has the highest carbon content, the fewest impurities, and the highest energy density of all types of coal and is the highest ranking of coals.

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