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Nature's own water purifiers
River banks are efficient water filters. Haridwar shows how to make most of them by Bharat Lal SethThe holy town of Haridwar on the banks of the Ganga has of late been receiving pilgrims of a...
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By: Vibha VarshneyIt reacts with disinfectants, can cause diseases including cancerDo chemicals used to disinfect water harm our health? Evidence suggests drinking water purified with common...
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