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  2. Do Air Purifiers Actually Work? Here's What Experts Say - AOL

    www.aol.com/air-purifiers-actually-heres-experts...

    Note that some air purifiers use ionizers to help attract particles like static — negative ions bond to dust and allergens and make them settle out of the air. ... air purifiers that emit ozone ...

  3. Air purifier - Wikipedia

    en.wikipedia.org/wiki/Air_purifier

    An air purifier or air cleaner is a device which removes contaminants from the air in a room to improve indoor air quality. These devices are commonly marketed as being beneficial to allergy sufferers and asthmatics , and at reducing or eliminating second-hand tobacco smoke .

  4. 9 Best Air Purifiers of 2023, According to Testing - AOL

    www.aol.com/9-best-air-purifiers-2023-142700612.html

    The best-rated air purifiers for your home and office that can actually help allergies by removing dust, smoke, pollen, pet dander and air pollution. 9 Best Air Purifiers of 2023, According to Testing

  5. Sharper Image - Wikipedia

    en.wikipedia.org/wiki/Sharper_Image

    Litigation involving its Ionic Breeze air purifiers sullied the brand's image. [7] The company sued Consumer Reports for Fail ratings on ionic purifiers. In turn, the company was sued by customers for ineffective air purification. In 2006 there was a change in the board of directors of the company, and the removal of Thalheimer as CEO. [8]

  6. Indoor air quality - Wikipedia

    en.wikipedia.org/wiki/Indoor_air_quality

    Generally, outdoor country air is better than indoor city air. [citation needed] The use of air filters can trap some of the air pollutants. Portable room air cleaners with HEPA filters can be used if ventilation is poor or outside air has high level of PM 2.5. [122] Air filters are used to reduce the amount of dust that reaches the wet coils.

  7. 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 ...