A) A-Particulate matter, B-Clean air, C-Dirty air, D-Dust particle
B) A-Dirty air, B-Clean air, C-Water line spray, D-Particulate matter
C) A-Clean air, B-Dirty air, C-Particulate matter, D-Water line spray
D) A-Dust particle, B-Clean air, C-Particulate matter, D-Collection plate grounded
Explanation
A-Dirty air, B-Clean air, C-Water line spray, D-Particulate matter [image:16_image9.png]