Fly ash has been one of the most common supplementary cementitious materials (SCMs) for decades. While lowering the cost per unit of concrete by replacing cementitious material in the mix, contractors ...
Burning Powder River Basin (PRB) coal can be a curse or a blessing, depending on your attention to the details of plant design and operations. One disadvantage of PRB coal combustion is the abundance ...
New York’s Department of Environmental Conservation will continue to investigate Covanta over allegations of improper ash mixing and disposal at Brookhaven landfill. Covanta operates waste-to-energy ...
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