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  2. Air purifier - Wikipedia

    en.wikipedia.org/wiki/Air_purifier

    An air purifier which can use HEPA, ionization, PCO, UVGI, and ozone generation. Ultraviolet germicidal irradiation - UVGI can be used to sterilize air that passes UV lamps via forced air. [21] Air purification UVGI systems can be freestanding units with shielded UV lamps that use a fan to force air past the UV light.

  3. Ultraviolet germicidal irradiation - Wikipedia

    en.wikipedia.org/wiki/Ultraviolet_germicidal...

    A low-pressure mercury-vapor discharge tube floods the inside of a biosafety cabinet with shortwave UV light when not in use, killing microbes on irradiated surfaces. Ultraviolet germicidal irradiation (UVGI) is a disinfection technique employing ultraviolet (UV) light, particularly UV-C (180–280 nm), to kill or inactivate microorganisms ...

  4. This Air Purifier Is Your Go-To Spring Appliance — Over ...

    www.aol.com/entertainment/air-purifier-spring...

    We found an air purifier that you and your family are bound to appreciate this upcoming allergy season — and it’s an Amazon bestseller with over 79,000 five-star reviews. 5 Amazing Air ...

  5. Air ioniser - Wikipedia

    en.wikipedia.org/wiki/Air_ioniser

    Air ioniser and purifier with its dust collection plates removed. Air ionisers are used in air purifiers to remove particles from air. [3] Airborne particles become charged as they attract charged ions from the ioniser by electrostatic attraction. The particles in turn are then attracted to any nearby earthed (grounded) conductors, either ...

  6. GPS Air - Wikipedia

    en.wikipedia.org/wiki/GPS_Air

    Among others, one of the room mounted air purifiers made by GPS Air includes the GPS-FC24-AC that can be wall mounted in multiple small cassettes or to existing HVAC equipment. [18] An additional device sold by the company is a "plasma generator" aimed at reducing the amount of microorganisms, including mold and allergens, in the air to prevent ...

  7. Heating, ventilation, and air conditioning - Wikipedia

    en.wikipedia.org/wiki/Heating,_ventilation,_and...

    Air handling unit, used for heating, cooling, and filtering the air. Air cleaning and filtration removes particles, contaminants, vapors and gases from the air. The filtered and cleaned air then is used in heating, ventilation, and air conditioning. Air cleaning and filtration should be taken in account when protecting our building environments ...

  8. HEPA - Wikipedia

    en.wikipedia.org/wiki/HEPA

    HEPA filters are designed to arrest very fine particles effectively, but they do not filter out gasses and odor molecules. Circumstances requiring filtration of volatile organic compounds, chemical vapors, or cigarette, pet or flatulence odors call for the use of an activated carbon (charcoal) or other type of filter instead of or in addition to a HEPA filter. [20]

  9. Ionized-air glow - Wikipedia

    en.wikipedia.org/wiki/Ionized-air_glow

    Nitrogen glow Oxygen glow Electrical discharge in air Particle beam from a cyclotron. Ionized-air glow is the luminescent emission of characteristic blue–purple–violet light, often of a color called electric blue, by air subjected to an energy flux either directly or indirectly from solar radiation.

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