A. Chemical coagulation
B. Floatation & skimming
C. Centrifugation
D. Ultra filtration
Correct Answer: Chemical coagulation ✔
Last Updated: March 11, 2019
A. Chemical coagulation
B. Floatation & skimming
C. Centrifugation
D. Ultra filtration
Correct Answer: Chemical coagulation ✔
Last Updated: March 11, 2019