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  2. Salt water chlorination - Wikipedia

    en.wikipedia.org/wiki/Salt_water_chlorination

    Salt water chlorination is a process that uses dissolved salt (1000–4000 ppm or 1–4 g/L) for the chlorination of swimming pools and hot tubs.The chlorine generator (also known as salt cell, salt generator, salt chlorinator, or SWG) uses electrolysis in the presence of dissolved salt to produce chlorine gas or its dissolved forms, hypochlorous acid and sodium hypochlorite, which are already ...

  3. Magnesium chloride - Wikipedia

    en.wikipedia.org/wiki/Magnesium_chloride

    Magnesium chloride is an inorganic compound with the formula Mg Cl 2.It forms hydrates MgCl 2 ·nH 2 O, where n can range from 1 to 12. These salts are colorless or white solids that are highly soluble in water.

  4. Clarifying agent - Wikipedia

    en.wikipedia.org/wiki/Clarifying_agent

    For example, a flocculant may be used in swimming pool or drinking water filtration to aid removal of microscopic particles which would otherwise cause the water to be turbid (cloudy) and which would be difficult or impossible to remove by filtration alone. Many flocculants are multivalent cations such as aluminium, iron, calcium or magnesium. [1]

  5. Water chlorination - Wikipedia

    en.wikipedia.org/wiki/Water_chlorination

    This was not simply modern calcium chloride, but contained chlorine gas dissolved in lime-water (dilute calcium hydroxide) to form calcium hypochlorite (chlorinated lime). 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.

  6. Sodium thiosulfate - Wikipedia

    en.wikipedia.org/wiki/Sodium_thiosulfate

    It is used to dechlorinate tap water including lowering chlorine levels for use in aquariums, swimming pools, and spas (e.g., following superchlorination) and within water treatment plants to treat settled backwash water prior to release into rivers. [2] The reduction reaction is analogous to the iodine reduction reaction.

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    www.aol.com/finance/walmart-americans-pick...

    When it comes to shopping for your summer needs, Walmart is a clear winner. In GOBankingRates' recent Summer of Savings survey, 37% of Americans reported that Walmart was their go-to destination ...

  8. Trump rolls back standards for water-using appliances, light ...

    www.aol.com/news/trump-rolls-back-standards...

    WASHINGTON (Reuters) -President Donald Trump on Tuesday moved to revert to older standards for light bulbs as well as toilets, showers and other water-using appliances, a day after signing an ...

  9. Swimming pool sanitation - Wikipedia

    en.wikipedia.org/wiki/Swimming_pool_sanitation

    Swimming pool contaminants are introduced from environmental sources and swimmers. Affecting primarily outdoor swimming pools, environmental contaminants include windblown dirt and debris, incoming water from unsanitary sources, rain containing microscopic algae spores and droppings from birds possibly harboring disease-causing pathogens. [4]