Green Power Research

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Archive for the 'Coal' Category

Can Coal really be clean?

Friday, November 5th, 2010

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Tweet Coal is composed, for the most part, of carbon along with variable quantities of other elements, including sulfur, hydrogen, oxygen and nitrogen.  The readily available material is a combustible black or brownish-black sedimentary rock more often than not occurring in coal beds. Coal originates from layers of dead plant matter accumulated at the bottom […]