engineering recuitment BPSC Assistant Sanitary & Waste Management Officer Mock Test 2022 Environmental Engineering Water Treatment
What is the main disadvantage of the Aeration process?
1
Excessive aeration absorb too much carbon dioxide and water becomes corrosive.
2
Excessive aeration absorb too much oxygen and water becomes corrosive.
3
It removes oils and decomposes algae and other aquatic product from water.
4
It effectively removes volatile gases which is harmful for water.