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coal background
Coal the largest source of energy for the generation of electricity in power stations worldwide
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Feb.14, 2013 14:56:59
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Stocksolutions
BACKGROUND SOLID MINERAL SHINY HEAP ABSTRACT ENERGY RAW BLACK ELECTRIC ELECTRICITY GENERATION POWER SUPPLY OPEN GRAY RESERVE INDUSTRY PIECES GREY FUEL STOCK DIRTY ROCK DIRT POLLUTION CHINA IN WORLDWIDE PILE COAL DUST RESOURCES FOR SOURCE OF SEAMS EXPORT LARGEST THE DUSTY RESOURCE PIT FOSSIL MINING CARBON IMPORT LUMP FIRED ORE