Question

Why is factory waste is neutralized before going to river

Answer 1

Answer:

It is done so because the wastes from factories are very harmful and by neutrallisation its harmness is reduced so the river is not seriously polluted by any means.

Answer 2

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The factory waste contain harmful acids and bases. if these waste are allowed to flow directly into the water bodies, they may harm aquatic plants and animals. therefore, it is wise to neutralize the factory waste before disposing them off into rivers or lakes.