Treatment of municipal water supplies is based upon
A. coagulation, filtration, chlorination
B. chlorination, filtration, coagulation
C. filtration, coagulation, chlorination
D. coagulation, chlorination, filtration
Answer:A
Treatment of municipal water supplies is based upon
A. coagulation, filtration, chlorination B. chlorination, filtration, coagulation C. filtration, coagulation, chlorination D. coagulation, chlorination, filtration