Drinking water has become safer as a direct result of the discovery of bacteria and the mechanisms by which bacteria and other disease-causing organisms cause illness.
This is further explained below.
Generally, Bacteria are common, generally free-living creatures that typically only consist of a single cell in their basic makeup.
They make up a significant portion of the prokaryotic bacteria found in the world.
In conclusion, Because germs and the methods that bacteria and other disease-causing organisms utilize to create sickness were not known until recently, the drinking water supply has gotten much safer as a direct consequence of these discoveries.
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