Saturday, 12 September 2020

Do air purifiers work for COVID-19? What about wildfire smoke? - CNET

After testing a dozen popular air purifiers and talking to air quality experts, we answer your most urgent questions.

source https://www.cnet.com/how-to/do-air-purifiers-work-for-covid-19-what-about-wildfire-smoke/#ftag=CADa08b18a

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