Ten Million "Good" Bacteria Found In One Glass Of Filtered Water, Lund University Study

Published: Jan 04, 2016

Drinking water pipes and water treatment plants host an ecosystem of "good bacteria" that help purify the water, Swedish researchers say.

Thousands of species of beneficial bacteria form a thin coating called a biofilm in water treatment plants and on the inside of water pipes. These bacteria play a much greater role in providing clean drinking water than previously thought, the researchers explained.

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