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A scrubber in the exhaust of a chemical ...

A scrubber in the exhaust of a chemical industrial plant removes:

A

Gases like ozone and methane

B

Particulate matter of the size 2.5 micrometer or less

C

Gases like sulphur dioxide

D

Particulate matter of the size 5 micrometer or above

Text Solution

Verified by Experts

The correct Answer is:
C
The industries which produce `SO_2` as a by product must have scrubbing mechanism installed in them. In this method effluents containing sulphur dioxide are passed through the slurry of water and limestone that combine chemically with sulphur to produce calcium sulphate which is separately collected.
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