Name the three steps involved in the treatment of polluted water
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Treatment Steps
Step 1: Screening and Pumping. ...
Step 2: Grit Removal. ...
Step 3: Primary Settling. ...
Step 4: Aeration / Activated Sludge. ...
Step 5: Secondary Settling. ...
Step 6: Filtration. ...
Step 7: Disinfection. ...
Step 8: Oxygen Uptake.
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3
Answer:
1. Screaming and Pumping
2. Grit Removal
3.Primary Settling
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