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1 Jan 2000 Jahr v. Chr. - Stated in the Hygiene for Health website, the purification of water started in 2000 BC, they purified water by boiling and filtering, which was described in Sanskrit writings.
Zugefügt zum Band der Zeit:
Water and Sanitation Timeline
By
bob
10 Jan 2018
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0
398
Datum:
1 Jan 2000 Jahr v. Chr.
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~ 4027 years ago
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