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CHENNAI: Chennai's water bodies may be contaminated with Perfluoroalkyl and Polyfluoroalkyl Substances (PFAS), also known as 'forever chemicals', but Chennai Metropolitan Water Supply and Sewerage Board (CMWSSB) says there is no mandate nor technology available to treat them, both in drinking water and wastewater. The submission was made by CMWSSB superintending engineer Sivakumar in an affidavit before the Southern Bench of the National Green Tribunal (NGT). The tribunal had registered a suo m ...Read More >
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