Name the city in our country where the entire public road transport runs on $CNG$.

Which air pollutants are removed by the scrubber technique?

According to the Central Pollution Control Board $(CPCB)$,particles that are responsible for causing great harm to human health are of diameter:

Which method is used for the removal of sulphur dioxide and ammonia from the polluted air?

Which pollution deleteriously and directly affects the respiratory system?

The Air (Prevention and Control of Pollution) Act came into force in ........