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  2. Serratia marcescens - Wikipedia

    en.wikipedia.org/wiki/Serratia_marcescens

    Due to its abundant presence in the environment, and its preference for damp conditions, S. marcescens is commonly found growing in bathrooms (especially on tile grout, shower corners, toilet water lines, and basins), where it manifests as a pink, pink-orange, or orange discoloration and slimy film feeding off phosphorus-containing materials or ...

  3. Water softening - Wikipedia

    en.wikipedia.org/wiki/Water_softening

    Water softening is the removal of calcium, magnesium, and certain other metal cations in hard water. The resulting soft water requires less soap for the same cleaning effort, as soap is not wasted bonding with calcium ions. Soft water also extends the lifetime of plumbing by reducing or eliminating scale build-up in pipes

  4. Cleaning agent - Wikipedia

    en.wikipedia.org/wiki/Cleaning_agent

    Toilet bowl cleaning often is aimed at removal of calcium carbonate deposits, which are attacked by acids. Powdered cleaners contain acids that come in the form of solid salts, such as sodium hydrogen sulfate. Liquid toilet bowl cleaners contain other acids, typically dilute hydrochloric, phosphoric, or formic acids. These convert the calcium ...

  5. Iowa residents plagued by nasty pink tap water: ‘Like you are ...

    www.aol.com/news/iowa-residents-plagued-nasty...

    An issue with the city’s water pumps caused an excess of potassium permanganate to penetrate the system, turning the water bright pink and unsafe to consume.

  6. Town in Canada has pink tap water after water treatment ... - AOL

    www.aol.com/article/news/2017/03/08/town-in...

    There's something in the water in Onoway, Canada. For premium support please call: 800-290-4726 more ways to reach us

  7. Potassium permanganate - Wikipedia

    en.wikipedia.org/wiki/Potassium_permanganate

    It is a purplish-black crystalline salt, which dissolves in water as K + and MnO − 4 ions to give an intensely pink to purple solution. Potassium permanganate is widely used in the chemical industry and laboratories as a strong oxidizing agent , and also as a medication for dermatitis , for cleaning wounds , and general disinfection .

  8. Black & pink residue in ice machine: This week’s Triangle ...

    www.aol.com/black-pink-residue-ice-machine...

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  9. Calgon - Wikipedia

    en.wikipedia.org/wiki/Calgon

    The brands have their origin in Calgon, Inc. of Pittsburgh, Pennsylvania, which first put Calgon water softener on the market in 1933. [3] In 1965, Calgon was broken into: Calgon bath and beauty products, sold to Coty , and then acquired by Ascendia Brands on 9 February 2007.