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  2. Oxygen concentrator - Wikipedia

    en.wikipedia.org/wiki/Oxygen_concentrator

    An oxygen concentrator is a device that concentrates the oxygen from a gas supply (typically ambient air) by selectively removing nitrogen to supply an oxygen-enriched product gas stream. They are used industrially, to provide supplemental oxygen at high altitudes, and as medical devices for oxygen therapy .

  3. Portable oxygen concentrator - Wikipedia

    en.wikipedia.org/wiki/Portable_oxygen_concentrator

    Portable oxygen concentrator used with bottle humidifier. POCs operate on the same principle as a home concentrator, pressure swing adsorption. [6] The basic set up of a POC is a miniaturized air compressor, a cylinder filled containing the sieve, a pressure equalizing reservoir and valves and tubes.

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  5. Oxygen bar - Wikipedia

    en.wikipedia.org/wiki/Oxygen_bar

    Oxygen bar guests pay about one U.S. dollar per minute to inhale a percentage of oxygen greater than the normal atmospheric content of 20.9% oxygen. This oxygen is gathered from the ambient air by an industrial (non-medical) oxygen concentrator and inhaled through a nasal cannula for up to about 20 minutes.

  6. Talk:Oxygen concentrator - Wikipedia

    en.wikipedia.org/wiki/Talk:Oxygen_concentrator

    Oxygen concentrators and oxygen generators are not the same thing at all. Oxygen generators are small canisters, used in commercial aircraft and spacecraft to "generate" oxygen and heat. These are the canisters which ignited and caused the fire on the ValuJet flight in Florida. The develpment of the oxygen generator is held by a Dr Hwoschinsky.

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