Purification of drinking water
Impure water is harmful to us and leads to many diseases so , we must drink pure water .we can purify water by using the following methods
1.Boiling : water is heated for 10 minutes . Boiling kills the germs present in water and make the water pure it is the simplest way to to purify water
2.Chlorination: Addition of chlorine tablets in water to kill the germs and to make water pure is called chlorination .
3.Water purifier : Nowadays , electrical water purifier is used to get pure water in most of the houses, RO water purifier is used .
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