Tag Archives: “coal ash”

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COAL COMBUSTION WASTE

Coal combustion waste, or coal ash, is the waste that’s left over when coal is burned in a power plant to generate electricity.  It can include fly ash, bottom ash, and boiler slag, and flue-gas desulfurization (FGD) or scrubber sludge from air emissions controls. Coal ash can be hazardous because of its concentrated levels of toxic metals that […]

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