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  2. Water purification - Wikipedia

    en.wikipedia.org/wiki/Water_purification

    Water purification is the process of removing undesirable chemicals, biological contaminants, suspended solids, and gases from water. The goal is to produce water that is fit for specific purposes. Most water is purified and disinfected for human consumption (drinking water), but water purification may also be carried out for a variety of other ...

  3. Copper zinc water filtration - Wikipedia

    en.wikipedia.org/wiki/Copper_zinc_water_filtration

    Copper zinc water filtration does not remove organic chemicals, such as pesticides and disinfection byproducts, nor is it effective against the parasitic cysts of giardia or cryptosporidium. [7] [21] and must be periodically backwashed with hot water to clean them. This reduces their efficiency, and the pollutants dislodged by washing can lead ...

  4. Nanotechnology for water purification - Wikipedia

    en.wikipedia.org/wiki/Nanotechnology_for_water...

    Nanotechnology is the process of manipulating atoms on a nanoscale. [1] In nanotechnology, nanomembranes are used with the purpose of softening the water and removal of contaminants such as physical, biological and chemical contaminants. There are variety of techniques in nanotechnology which uses nanoparticles for providing safe drinking water ...

  5. 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 ...

  6. These Shower Filters Remove Contaminants Like Chlorine for ...

    www.aol.com/shower-filters-remove-contaminants...

    It uses a blend of calcium sulfite and KDF 55— KDF 55 is a filter design to remove or reduce chlorine and water-soluble heavy metals. The brand says it “far exceeds” NSF-177 certifications.

  7. 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.

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