Question

what is sewage? why it is harmful to humans .
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Answer 1

Answer:

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Sewage and wastewater contain bacteria, fungi, parasites, and viruses that can cause intestinal, lung, and other infections. ... Some bacteria and diseases carried by sewage and wastewater are E. coli, shigellosis, typhoid fever, salmonella, and cholera. Fungi such as Aspergillus and other fungi often grow in compost.

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Answer 2

Answer:

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Explanation:

Sewage is the municipal waste matter that is carried away in sewers and drains. It includes both liquid and solid wastes, rich in organic matter and microbes. Many of these microbes are pathogenic and can cause several water- borne diseases. Sewage water is a major cause of polluting drinking water.

Sewage contains harmful microorganisms such as bacteria, viruses and protozoa, which can cause illnesses like gastroenteritis. Sewage overflows can be caused by damaged or blocked plumbing, sewerage system backflow, septic tank damage and flood water.

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