Q. A scrubber in the exhaust of a chemical industrial plant removes :
A) Gases like sulphur dioxide
B) Particulate matter of the size 5 micrometer or above
C) Gases like ozone and methane
D) Particulate matter of the size 2.5 micrometer or less
Explanation
[Solution] Scrubbers spray water or lime to remove gases like $SO_2$. Answer (1).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.