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  2. Water chlorination - Wikipedia

    en.wikipedia.org/wiki/Water_chlorination

    The chlorination of the water supply helped stop the epidemic and as a precaution, the chlorination was continued until 1911 when a new water supply was commissioned. [7] Manual Control Chlorinator for the liquefaction of chlorine for water purification, early 20th century. From Chlorination of Water by Joseph Race, 1918.

  3. Which drinking water is healthiest? The pros and cons of tap ...

    www.aol.com/lifestyle/drinking-water-healthiest...

    Chloramine is a chemical formed by mixing chlorine and ammonia, and it’s used to kill viruses and bacteria in municipal water treatment systems. ... What’s the healthiest way to drink water ...

  4. Water purification - Wikipedia

    en.wikipedia.org/wiki/Water_purification

    In the absence of a residual disinfectant in the water, chlorine or chloramine may be added throughout a distribution system to remove any potential pathogens in the distribution piping. Ozone has been used in drinking water plants since 1906 where the first industrial ozonation plant was built in Nice, France.

  5. Drinking water quality in the United States - Wikipedia

    en.wikipedia.org/wiki/Drinking_water_quality_in...

    Chlorine and chloramine are allowed at a level of up to 4 milligrams per liter (mg/L) or 4 parts per million (ppm) in drinking water. [41] However, federal standards includes antimicrobials and any pesticide products and devices that make antimicrobial claims.

  6. Drinking water - Wikipedia

    en.wikipedia.org/wiki/Drinking_water

    Drinking water or potable water is ... Chlorination is currently the most widely used water disinfection method, although chlorine compounds can react with ...

  7. Disinfection by-product - Wikipedia

    en.wikipedia.org/wiki/Disinfection_by-product

    DBPs are present in most drinking water supplies that have been subject to chlorination, chloramination, ozonation, or treatment with chlorine dioxide.Many hundreds of DBPs exist in treated drinking water and at least 600 have been identified.