What is sewage? What are contaminants? [2 MARKS]

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What is sewage? What are contaminants? [2 MARKS]

Answer:
:
Sewage: 1 Mark
Contaminants: 1 Mark
Sewage is a complex mixture containing suspended solids, organic and inorganic impurities, nutrients and other disease-causing bacteria and microbes.
The impurities present in sewage are called contaminants.

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