Question

Factory waste is neutralised before disposing it into the water bodies class 7 cbse

Answer 1

Answer: factory waste contains many acidic substances that are harmful for the fishes and an kill them. So they are first treated with bases to neutralise the effect of acids before they are disposed in to the sea

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Answer 2

Explanation:

Factory waste is neutralised before disposing it into the water bodies because factory waste include chemicals if we do not neutralise (purify) it and dispose it in water it will cause water pollution and they will also kill the Marine organisms in the sea.