Question

Bag filters are used for removal of pollutants from

• A. Exhaust emissions
• B. Effluent water
• C. Sewage water
• D. Both B and C

Answer 1

Answer: (A)

Exhaust emissions

A. Exhaust emissions are the substances or gases that are released on burning of fuels.

B. Effluent water is the wastewater which is released in water bodies after treatment in sewage treatment plant so that harmful contaminants get removed from it.

C. Sewage water is the wastewater which is produced by a community of people.

Bag filters are the equipments used to control air pollution. They control the level of exhaust emissions such as sulphur dioxide and other gases.

So, the correct answer is 'Exhaust emissions'.