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2. 9 Best Air Purifiers of 2023, According to Testing - AOL

   www.aol.com/lifestyle/9-best-air-purifiers-2023...

   The triple-duty machine is a heater, fan and air purifier all in one. Using a True HEPA filter, this Dyson air purifier claims to clear up to 99.97% of airborne pollutants, including smoke from ...

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

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

   Blue Pure 211+, the Allen Breathe Smart and the Cube Stack air purifier by Samsung all meet the EPA's recommendations for in-home air cleaners. (Photo: Amazon)" data-caption="Air purifiers like ...

4. 5 top-rated and lab-tested air purifiers - AOL

   www.aol.com/news/5-top-rated-lab-tested...

   We select top-rated and staff recommended air purifiers from brands like Blueair, Instant, Honeywell and more.

5. 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 . The commercially graded air purifiers are manufactured as either small ...

6. Electrostatic precipitator - Wikipedia

   en.wikipedia.org/wiki/Electrostatic_precipitator

   Insulator assembly with housing and high voltage bus removed for maintenance and inspection. Insulators are typically used to hold up the electrode fields between the grounded collection plates. An electrostatic precipitator ( ESP) is a filterless device that removes fine particles, such as dust and smoke, from a flowing gas using the force of ...

7. Air changes per hour - Wikipedia

   en.wikipedia.org/wiki/Air_changes_per_hour

   Air changes per hour, abbreviated ACPH or ACH, or air change rate is the number of times that the total air volume in a room or space is completely removed and replaced in an hour. If the air in the space is either uniform or perfectly mixed, air changes per hour is a measure of how many times the air within a defined space is replaced each ...