Question
Suggest any five measures to control industrial pollution in India.
✓
Answer
Measures To Control Industrial Pollution:
- Minimizing the use of water for processing by reusing and recycling it in two or more successive stages.
- Harvesting of rainwater to meet water requirements.
- Treating hot water and effluents before releasing them in to rivers and ponds.
- Treatment of industrial effluents can be done in three phases.
- Primary treatment by mechanical means involves screening, grinding, flocculation and sedimentation. Secondary treatment by biological process, Tertiary treatment by biological, chemical and physical processes. This Involves recycling of wastewater.
- Overdrawing of ground water needs to be regulated legally.
- Particulate matter in the air can be reduced by fitting smoke stacks to factories with electrostatic precipitators, fabric filters, scrubbers and inertial separators.
- Smoke can be reduced by using oil or gas instead of coal in factories.
- Machinery and equipment can be used and generators should be fitted with silencers.
- Almost all machinery can be redesigned to increase energy efficiency and reduce noise.
- Noise absorbing material may be used apart from personal use of earplugs and earphones.
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