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

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

   Air purifiers can indeed neutralize some of the risks posed by indoor air pollution — but not all purifiers are equally as effective, and many don't live up to their marketing hype.

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. Review: Coway’s sleek Airmega air purifier killed bad odors ...

   www.aol.com/news/review-coway-sleek-airmega-air...

   It has what you’d want from a good air purifier, including HEPA and activated-carbon odor layers as part of its 3-stage filtration process. Review: Coway’s sleek Airmega air purifier killed ...

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. The air purifier you bought during the pandemic may still ...

   www.aol.com/air-purifier-bought-during-pandemic...

   Risks from the Covid-19 pandemic and increasingly intense wildfire seasons sparked interest in air purifiers as a tool to keep indoor air healthy. But experts say they can be just as important to ...

7. Clean air delivery rate - Wikipedia

   en.wikipedia.org/wiki/Clean_Air_Delivery_Rate

   The clean air delivery rate (CADR) is a figure of merit that is the cubic feet per minute (CFM) of air that has had all the particles of a given size distribution removed. For air filters that have air flowing through them, it is the fraction of particles (of a particular size distribution) that have been removed from the air, multiplied by the ...