Water uses in a limestone-gypsum FGD scrubber are easily identified (Figure 1). The gypsum has to be removed continuously from the scrubber, and it is replaced by fresh limestone. In addition, a ...

POWER’s 2020 Water Award goes to Saltworks Technologies for successfully piloting a novel application of a 50-year-old technology at a coal plant. The company’s solution promises to slash costs of ...

The composition of flue gas desulfurization varies widely, based on scrubber type and coal and limestone used. Coal contributes acidic gases, such as chlorides, fluorides and sulfate. Coal also ...

As has widely been reported, the U.S. EPA signed the final coal combustion residuals or CCR rule on December 19, 2014. The rule affects coal-fired power plants of electric utilities and independent ...

SPDR® S&P Global Dividend ETF (WDIV) started investing operations on 5/29/2013 and tracks the S&P Global Dividend Aristocrats Index. It has a portfolio of 90 stocks (plus positions in various ...