How can the industrial pollution of fresh water be reduced? Give some suggestions.

How can the industrial pollution of fresh water be reduced? Give some suggestions.

Ans.
1) Minimizing use of water for processing by reusing and recycling it in two or more successive stages.
2) Harvesting of rainwater to meet water requirements.
3) Treating hot water and effluents before releasing them in rivers and ponds. Treatment of industrial effluents can be done in three phases.

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