3 ways to clean water and describe them briefly.....
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1. Boiling water - water starts boiling on 100*Celsius
2. RO purifier - they purifies water with help of electricity
3.water treating plant - they purifies water in large scale for the city or state
2. RO purifier - they purifies water with help of electricity
3.water treating plant - they purifies water in large scale for the city or state
amberliu:
hey!!! i wanna answer of how to clean river water...
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