What are the different types of inorganic and organic impurities generally present in sewage?

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asked Jan 24, 2018 in Science by Rohit Singh (61,782 points) 35 133 354
What are the different types of inorganic and organic impurities generally present in sewage?

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answered Jan 24, 2018 by sameer (82,980 points) 5 11 37
selected Jan 28, 2018 by sarthaks
 
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(i) Inorganic impurities – nitrates, phosphates and metals.
(ii) Organic impurities – fruit and vegetable wastes, oil, urea, human faeces, animal waste, pesticides and herbicides.

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