Q. Skimming tanks are (Solved)
1. Used to remove the grease and oil
2. Those from which sludge is skimmed out
3. Tanks provided with self-cleansing screens
4. Improved version of grit chambers
- a. Used to remove the grease and oil
1. Used to remove the grease and oil
2. Those from which sludge is skimmed out
3. Tanks provided with self-cleansing screens
4. Improved version of grit chambers