Which of the following method is not employed in the purification of water supplied to our homes?
Filtration
Sedimentation
Chlorination
Boiling
Boiling method is not employed in the purification of water supplied to our homes.
What is the correct order of the below mentioned units in water purification system? 1) Chlorination tank 2) Loading tank 3) Sedimentation tank 4) Filtration tank