1 Answers
Option 3 : Only C
Explanation:
Advantages of Activated carbon:
i) Due to its adsorption property it removes taste, colour and odour
ii) It removes phenol type impurity
iii) When used in coagulants, it aids in coagulation
iv) It reduces the chlorine demand of water because some amount of chlorine is used to oxidise organic matter which is removed by activated carbon
v) Its overdose is not harmful
5 views
Answered