Ozone disinfection of water is generally preferred than the Chlorination. Which among the following is / are advantage / advantages of Ozone disinfection over the Chlorination?
1. Ozone disinfection does produce harmful side products generally
2. Ozone disinfection leaves no disinfectant residual in the water
3. The taste and odor of water don’t get changed by Ozone disinfection
Select the correct option from the codes given below:

Answer: [D] Only 1 & 3

Ozone disinfection leaves no disinfectant residual in the water is a disadvantage rather.

This question is a part of GKToday's Integrated IAS General Studies Module