bn:01299326n
Noun Concept
Categories: Coal
EN
Sub-bituminous coal  soft coal  Subbituminous Coal  Sub-bituminous  Subbituminous
EN
Sub-bituminous coal is a type of lower grade coal which contains 35%-45% carbon. Wikipedia
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EN
Sub-bituminous coal is a type of lower grade coal which contains 35%-45% carbon. Wikipedia
IS A