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WASTE WATER TREATMENT, Physical unit operation, Chemical unit operation, Biological unit operation, Preliminary Treatment, Screening, Comminution, Flotation, G… Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising.
The sewer system either takes the wastewater to a municipal wastewater treatment plant or releases it directly into a lake, river or ocean. Municipal wastewater is one of the largest sources of pollution, by volume, to surface water in Canada. Municipal wastewater normally receives treatment before being released into the environment.
