POLLUTION OF AIR AND WATER: Questions and Answers CBSE/NCERT For Class 8th Science Chapter 18
Describe four techniques to conserve air.
Ans: Here are a few strategies for preserving air: To lower air pollution, planting trees is crucial.
Use of smokeless stoves with efficient designs.
Utilizing smokeless fuels like LPG and CNG.
Equipping automobiles with a unique mechanism known as a catalytic converter to reduce vehicle emissions
Preventing the release of waste gases into the environment by using electrostatic precipitators to remove solid particles, such as carbon, from the gases.