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  2. Portable water purification - Wikipedia

    en.wikipedia.org/wiki/Portable_water_purification

    Portable water purification unit used by International Red Cross and Red Crescent. Portable water purification devices are self-contained, easily transported units used to purify water from untreated sources (such as rivers, lakes, and wells) for drinking purposes. Their main function is to eliminate pathogens, and often also of suspended ...

  3. Water filter - Wikipedia

    en.wikipedia.org/wiki/Water_filter

    A water filter removes impurities by lowering contamination of water using a fine physical barrier, a chemical process, or a biological process. Filters cleanse water to different extents, for purposes such as: providing agricultural irrigation, accessible drinking water, public and private aquariums, and the safe use of ponds and swimming pools .

  4. Biosand filter - Wikipedia

    en.wikipedia.org/wiki/BioSand_Filter

    Biosand filter. A biosand filter (BSF) is a point-of-use water treatment system adapted from traditional slow sand filters. Biosand filters remove pathogens and suspended solids from water using biological and physical processes that take place in a sand column covered with a biofilm. BSFs have been shown to remove heavy metals, turbidity ...

  5. This in-home water recycler is meant to help the planet, and ...

    www.engadget.com/2020-01-08-hydraloop-home-water...

    At $4,000 per unit, Hydraloops aren't exactly cheap, but those recurring monthly water savings should help recoup that initial investment over time. And honestly, with the earth in the condition ...

  6. Sidney Alford - Wikipedia

    en.wikipedia.org/wiki/Sidney_Alford

    Sidney Christopher Alford OBE (11 January 1935 – 27 January 2021 [1]) was an inventor, explosives engineer and a doctor of chemistry. Dr Alford was the Chairman of Alford Technologies Limited, [2] a world-leading provider of explosive engineering and explosive charge technology, that he founded in 1985.

  7. Diatom filter - Wikipedia

    en.wikipedia.org/wiki/Diatom_filter

    Diatom filter. Diatomaceous earth (DE) filtration is a special filtration process that removes particles from liquids as it passes through a layer of fossilized remains of microscopic water organism called diatoms. These diatoms are mined from diatomite deposits which are located along the Earth's surface as they have accumulated in sediment of ...

  8. Copper zinc water filtration - Wikipedia

    en.wikipedia.org/wiki/Copper_zinc_water_filtration

    Copper zinc water filtration is a high-purity brass water filtration process that relies on the redox potential of dissolved oxygen in water in the presence of a zinc anode and copper cathode. It uses dissolved impurities within water as constituent substrate, which are reduced to more physiologically inert compounds. [1]

  9. Hells Angels MC criminal allegations and incidents in the ...

    en.wikipedia.org/wiki/Hells_Angels_MC_criminal...

    Anchorage Hells Angels chapter sergeant-at-arms Anthony John Tait volunteered to become a paid informant for the Federal Bureau of Investigation (FBI) in 1985, and he provided the government with detailed information on the club's organization and criminal activities – such as drugs and explosives trafficking – for two years. [26]

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