zach0726 zach0726

01-05-2018
Biology

contestada

What stage of coal is most often used to heat houses and burns “cleanly”

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lilaipo lilaipo

11-05-2018

The answer is Anthracite. Sometimes it is also called 'hard coal. Anthracite was formed from bituminous coal. It has the highest energy content of all coals and is used for space heating and generating electricity. Anthracite is metamorphic coal and is the highest grade of coal. It burns the cleanest and produces the most heat.

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