in olden days people did not use water filters but still the water was safe for drinking find the 10 reasons
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Answer:
the water is safe in olden days for the following reasons:
Explanation:
1)water has no chemicals in it.
2)nowadays more chemicals are throwing in water which cause hazardous for us.
3) In olden days there are no such chemicals in it.So,the water is pure.
4) in olden days the people don't throw the waste materials in it.
5) ancient people built sand filtration columns for purification of water when the water is impure
6) people don't throw plastic in it.
7)in olden days there are no industries which can pollute the water.
8)people used the water carefully and they don't waste water
9)in olden days the population is not more.
10) That's it. hence, olden days people did not use the water filters but still the water is safe for drinking.
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