Water Purification
The first treatment plant was built in 1829 to purify Thames River water by filtration. After the London cholera epidemic of 1854 was traced to a public well,
posted by FeebleStamp @ 2:59 AM
The first treatment plant was built in 1829 to purify Thames River water by filtration. After the London cholera epidemic of 1854 was traced to a public well,
posted by FeebleStamp @ 2:59 AM
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