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Wastewater treatmentplants releases someuseful by-products. Justifythe statement withexamples |
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Answer» Wastewater is treated in a sewage treatment plant. Treatment plants reduce pollutants in wastewater to a level where naturecan take care of it. Where underground sewerage systems and refuse disposal systems arenot available, the low cost on-site sanitation system can be adopted. By-products of wastewater treatment are sludge and biogas |
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