List some ways by which water can be made safe for drinking.

• By filtering it, e.g., a candle type filter is used at home.
• By boiling the water to kill the germs.
• By adding chlorine tablets or bleaching powder.
• Ozone gas or iodine can be used.
• Ultraviolet rays are used in some water treatment systems.

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Updated on: 15-Mar-2023

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