Consider,
1. Mechanical straining
2. Schmutzdecke
3. Sedimentation and Flocculation
4. Electrolytic chamber
The process(es) of filtration are:
1
1, 3 and 4
2
1 and 2
3
1, 2, 3 and 4
4
1, 2 and 4
Consider,
1. Mechanical straining
2. Schmutzdecke
3. Sedimentation and Flocculation
4. Electrolytic chamber
The process(es) of filtration are: