Name the types of impurities which are present in waste water with the help of example?
Sewage is the wastewater containing solid and liquid wastes and pollutants .It is produced by humans from homes, industries, hospitals, offices and other places that use water for their various processes.
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Components of sewage impurities and their characteristics |
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Organic components |
Human faeces, animal wastes, oil, urea (urine) pesticides, herbicides, fruits, and vegetable wastes etc. |
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Inorganic components |
Nitrates, phosphates metals |
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Nutrients |
Phosphorus and nitrogen |
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Bacteria |
The germs which cause cholera and typhoid |
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Microbes |
The germs which cause dysentery |