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Ancient people of Rome and Greece made aqueducts to route water pathways
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Zacharias Janssen and his son Hans used lenses and tubes to magnify things which helped to clean water
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Around a century later a man named Anton Van Leeuwenhoek modified the Janssens invention to make it magnify 270 times larger
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In 1804 the first citywide water filtration system n the United kingdom was made in Paisley Scotland by putting filters in every citizens house
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In 1972 the U.S. Congress passed the Clean Water Act due to a dirty water crisis
