Science, asked by sapna85rajput, 3 months ago

Porest form of coal is
.

Answers

Answered by KimBunny

Explanation:

anthracite coal

High grade (HG) and ultra high grade (UHG) anthracite are the highest grades of anthracite coal. They are the purest forms of coal, having the highest degree of coalification, the highest carbon count and energy content and the fewest impurities (moisture, ash and volatiles)

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