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  2. LifeStraw - Wikipedia

    en.wikipedia.org/wiki/LifeStraw

    The filters can provide clean water without the need for batteries or chemical treatment. They are made using hollow fiber membrane technology. Some of them also incorporate an activated carbon component. Contrary to popular belief, the original device does not incorporate a reverse-osmosis membrane nor is it able to filter out salts or ...

  3. Portable water purification - Wikipedia

    en.wikipedia.org/wiki/Portable_water_purification

    Small, hand-pumped reverse osmosis filters were originally developed for the military in the late 1980s for use as survival equipment, for example, to be included with inflatable rafts on aircraft. Civilian versions are available.

  4. Osmosis - Wikipedia

    en.wikipedia.org/wiki/Osmosis

    The process of osmosis over a semipermeable membrane.The blue dots represent particles driving the osmotic gradient. Osmosis (/ ɒ z ˈ m oʊ s ɪ s /, US also / ɒ s-/) [1] is the spontaneous net movement or diffusion of solvent molecules through a selectively-permeable membrane from a region of high water potential (region of lower solute concentration) to a region of low water potential ...

  5. Desalination - Wikipedia

    en.wikipedia.org/wiki/Desalination

    Reverse osmosis desalination plant in Barcelona, Spain. Desalination is a process that removes mineral components from saline water.More generally, desalination is the removal of salts and minerals from a substance. [1]

  6. Purified water - Wikipedia

    en.wikipedia.org/wiki/Purified_water

    Distribution station for "Osmosis water" aimed at window cleaners. Other processes are also used to purify water, including reverse osmosis, carbon filtration, microporous filtration, ultrafiltration, ultraviolet oxidation, or electrodialysis. These are used in place of, or in addition to, the processes listed above.

  7. Aquafina - Wikipedia

    en.wikipedia.org/wiki/Aquafina

    Aquafina FlavorSplash in a grocery store display cooler. Aquafina Pure Water, the primary unflavored product produced under the Aquafina brand, is derived from local municipal water sources and goes through a purification process that incorporates reverse osmosis, ultraviolet, and ozone sterilization. [4]

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