What are the two ways to kill germs and bacteria of water? Explain them.
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Both chlorination and ozonation kill organisms by oxidation. Ultraviolet treatment, another method, uses UV radiation to kill microorganisms. For chlorine to be effective against microorganisms, it must be present in a sufficient quantity, and it must have a sufficient amount of time to react.
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Sterilization or bacterial killing is brought about by many methods, such as physical methods, irradiation and chemical agents or disinfectants.
1)sterilisation and disinfection
2)killing agents
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