Question

Name four contaminates that sewage contains​

Answer 1

Answer:

Name four contaminants that sewage contains

Organic impurities: These include human faeces, animal waste, oil, urea, pesticides, herbicides, vegetable waste etc.

Inorganic impurities: These include nitrates, phosphates, and metals.

Bacteria such as E. ...

Nutrients such as nitrogen, phosphorous etc.

Answer 2

Answer:

organic impurities and inorganic impurities

Explanation:

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