engineering recuitment BPSC Assistant Sanitary & Waste Management Officer Mock Test 2022 Environmental Engineering Sewage Sewage Treatment
For mechanically aerated lagoons, less detention time and areas are required because
1
it is more loaded than the oxidation ponds
2
these ponds are wider than the oxidation ponds
3
these ponds are deeper than the oxidation ponds
4
it is less loaded than the oxidation ponds