Q15Short answer
Animal waste, oil and urea are some of the organic impurities present in sewage. Name two more organic impurities present in sewage.
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Pesticides, herbicides, fruits and vegetable waste (any two).
Animal waste, oil and urea are some of the organic impurities present in sewage. Name two more organic impurities present in sewage.
Pesticides, herbicides, fruits and vegetable waste (any two).