heyitzizzy
heyitzizzy
30-11-2016
Chemistry
contestada
how does water get treated for cities
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Аноним
Аноним
30-11-2016
by the filter that it goes through
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MasterShadow115
MasterShadow115
30-11-2016
Well, there are many ways for water to be treated. A common way for water treatment plants is that they filter the water and then they purify the water.
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