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  2. Water chlorination - Wikipedia

    en.wikipedia.org/wiki/Water_chlorination

    The hypochlorite can be in the form of a powder or a liquid such as chlorine bleach (solution of sodium hypochlorite or calcium hypochlorite in water). Water that is being shock chlorinated should not be swum in or drunk until the sodium hypochlorite count in the water goes down to three parts per million (PPM) or until the calcium hypochlorite ...

  3. Sodium hypochlorite - Wikipedia

    en.wikipedia.org/wiki/Sodium_hypochlorite

    [47] [48] It may be made by diluting household bleach as appropriate (normally 1 part bleach to 9 parts water). [49] Such solutions have been demonstrated to inactivate both C. difficile [47] and HPV. [50] "Weak chlorine solution" is a 0.05% solution of hypochlorite used for washing hands, but is normally prepared with calcium hypochlorite ...

  4. Bleach - Wikipedia

    en.wikipedia.org/wiki/Bleach

    The grade of chlorine-based bleaches is often expressed as percent active chlorine. One gram of 100% active chlorine bleach has the same bleaching power as one gram of elemental chlorine. The most common chlorine-based bleaches are: Sodium hypochlorite (NaClO), usually as a 3–6% solution in water, usually called "liquid bleach" or just "bleach".

  5. Chlorine-releasing compounds - Wikipedia

    en.wikipedia.org/wiki/Chlorine-releasing_compounds

    Chlorine-releasing compounds, also known as chlorine base compounds, is jargon to describe certain chlorine-containing substances that are used as disinfectants and bleaches. They include the following chemicals: sodium hypochlorite (active agent in bleach ), chloramine , halazone , and sodium dichloroisocyanurate . [ 2 ]

  6. Water purification - Wikipedia

    en.wikipedia.org/wiki/Water_purification

    This problem is avoided by the use of sodium hypochlorite, which is a relatively inexpensive solution used in household bleach that releases free chlorine when dissolved in water. Chlorine solutions can be generated on site by electrolyzing common salt solutions. A solid form, calcium hypochlorite, releases chlorine on contact with water ...

  7. What Is Oxygen Bleach? How to Use This Versatile Cleaner - AOL

    www.aol.com/oxygen-bleach-versatile-cleaner...

    This alternative to chlorine bleach has plenty of uses around the home, especially in the laundry room. ... Make an oxygen bleach solution with hot water, following the package instructions. Apply ...

  8. History of water supply and sanitation - Wikipedia

    en.wikipedia.org/wiki/History_of_water_supply...

    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 instituted. [124] Manual Control Chlorinator for the liquefaction of chlorine for water purification, early 20th century. From Chlorination of Water by Joseph Race, 1918.

  9. Liquid bleach - Wikipedia

    en.wikipedia.org/wiki/Liquid_bleach

    Liquid bleach, often called just bleach, is a common chemical household product that consists of a dilute solution of sodium hypochlorite (NaClO) and other secondary ingredients. It is a chlorine releasing bleaching agent widely used to whiten clothes and remove stains, as a disinfectant to kill germs , and for several other uses.

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