Question

.. Why is it wise to neutralise the factory wastes
before disposing them into rivers or lakes?​

Answer 1

Explanation:

factory wastes are neutralized before disposing into water bodies because, factory wastes often contain acid. if it reaches a river, the acid will kill aquatic life. this is prevented by adding a base called slaked lime.

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Answer 2

Answer:

factory wastes are neutralized before disposing into water bodies because, factory wastes often contain acid. if it reaches a river, the acid will kill aquatic life. this is prevented by adding a base called slaked lime.