5. Select the right answer: 1. Which one is the strongest disinfectant?.( ) 1. Chlorine 2. Chloroamine 3. Ozone 4. Chlor
Posted: Tue Apr 26, 2022 1:23 pm
5. Select the right answer: 1. Which one is the strongest disinfectant?.( ) 1. Chlorine 2. Chloroamine 3. Ozone 4. Chlorine Dioxide 2. Which one does not produce residuals? ) 1. Chlorine 2. Chloroamine 3. UV 3. Which one is the least effective disinfectant? ) 1. Chlorine 2.Chloroamine 3. Ozone 4. Chlorine Dioxide 4. You can use less chlorine at predetermined contact time when water temperature is warmer in summer time. (True, False)