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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. RS Recommends: These Cooling Air Purifiers Do Double Duty to ...

   www.aol.com/entertainment/rs-recommends-cooling...

   But even if you’ve got AC, these cooling air purifiers are a welcome bonus, circulating clean air throughout the house and even showing you ratings and analyses of ind

4. The Best Air Purifiers To Clean The Air Inside Your Home - AOL

   www.aol.com/news/best-air-purifiers-clean-air...

   We asked experts about the importance of improving indoor air quality, then reviewed Consumer Reports to help you figure out what your home needs. The Best Air Purifiers To Clean The Air Inside ...

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. Heating, ventilation, and air conditioning - Wikipedia

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

   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. [42] If present, contaminants can come out from the HVAC systems if not removed or filtered properly. Clean air delivery rate (CADR) is the amount of clean air ...

7. Ultraviolet germicidal irradiation - Wikipedia

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

   Ultraviolet germicidal irradiation (UVGI) is a disinfection technique employing ultraviolet (UV) light, particularly UV-C (180–280 nm), to kill or inactivate microorganisms. UVGI primarily inactivates microbes by damaging their genetic material, thereby inhibiting their capacity to carry out vital functions.