Disinfection of water is done to destroy pathogenic bacteria and thus prevent water-borne diseases. Disinfection of water may be done by the use of
Q. Disinfection of water is done to destroy pathogenic bacteria and thus prevent water-borne diseases. Disinfection of water may be done by the use of
- Ozone and iodine
- Chlorine or its compounds
- Ultraviolet light for irradiation of water
- All (a), (b) & (c)
Answer: Option 4