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प्रश्न
List the substances that are mixed in the waste water drained out of the kitchen and bathroom in your house.
लघु उत्तरीय
उत्तर
Various substances are mixed with the waste water that drains out of the kitchen and bathroom of our house. This drained water contains excreta, urine, bathing water, liquid soap, detergents, water containing leftover food particles, dirty water formed due to washing utensils and clothes, and various other contaminants.
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