Sentences with phrase «desulfurization unit»
Some older coal - fired generators were retrofitted with various environmental controls (see chart for data on installations of one type of control, the flue gas desulfurization unit, also called FGD or scrubber).
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Several steel firms, including a unit of Hebei Iron and Steel Group, China's biggest steel producer, had failed for a time to install proper desulfurization equipment, but had rectified the problems.