A. Colloidal impurities
B. Dissolved oxygen
C. Turbidity
D. Chlorinous taste
Correct Answer: Dissolved oxygen ✔
Last Updated: February 14, 2019
A. Colloidal impurities
B. Dissolved oxygen
C. Turbidity
D. Chlorinous taste
Correct Answer: Dissolved oxygen ✔
Last Updated: February 14, 2019