Detailed text transcripts for TV channel - CNN - 20100407:18:12:00
As a basic resource in energies like steel, cement, and paper. okay, so let's talk about how coal is used and the science behind burning it. trapped inside this lump of coal are traces of impurities like sulfur and nitrogen, and when you burn it, those impurities are released into the air. c. o2 emissions, when those things are released into the air and they rain down, you might think of it as acid rain, but they add pollutants to the air. before anybody gets up in my grille about being pro or anti-coal, i'm just giving you the facts. no one can tell you that burning coal is clean. it's abun...
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