WebNormally, wastewater treatment works need a permit to discharge treated effluent to surface water or groundwater. Permits contain conditions that control the quality of the discharged effluent. ... Other ferric or ferrous salts such as ferric chloride or ferrous sulfate may be used instead. Alternatives such as alum and polyaluminium chloride ... WebDec 28, 2000 · Liquid redox processes have limited applications in wastewater treatment facilities compared to wet scrubbers, as they generally have higher capital costs. ...
OPERATOR ESSENTIALS - Water Environment Federation
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Ferric chloride Definition & Meaning - Merriam-Webster
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