- Storage in covered containers for at least 48 hours.
- Filtration using sand
- Boiling water ensures killing of most of the disease causing organisms.
- Use of chlorine which is a suitable disinfectant that kills most of the disease causing microorganisms.
- Removal of minerals and salts through aeration, use of aluminium sulphate and allowing settling of water.
SARAHKARANU answered the question on January 15, 2018 at 14:20
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