Do Air Purifiers Dry Out the Air?
Empirical data shows that air purifiers are great at cleaning air, but do they dry out the air and lead to other health problems? For … Read more
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Did China’s Air Quality Improve in 2019?
After a big improvement in 2018, new data shows China’s war on air pollution is slowing down. A Smart Air analysis of 2019 PM2.5 data for … Read more
Why a Weaker Filter Actually Makes a Stronger Purifier
Why does Smart Air’s latest air purifier, The Sqair, use a weaker filter–an H11 HEPA compared to the H12 and H13 HEPA filters out there? … Read more
Top Air Purifiers in Shanghai Consumer Protection Bureau Tests
Using actual air purifiers test data on is the best way to cut through the misleading marketing claims purifier companies make to try to get … Read more
Did Mumbai’s Air Quality Improve in 2018?
Smart Air analysed Mumbai’s PM2.5 air quality data provided by the US Consulate. What we found was that Mumbai’s PM2.5 levels increased 15% in 2018, … Read more
Did Delhi’s Air Quality Improve in 2018?
After analyzing Delhi’s air quality data from the US Embassy in 2018, Smart Air found that air pollution fell 5% in 2018 compared to 2017. … Read more
What Is the Best Air Purifier on the Market Today?
I started thinking about finding the best air purifier for my home because I was living in Beijing when the “airpocalypse” struck. I … Read more
A One-Stop Guide to Protecting Yourself From Air Pollution
So you’ve found yourself a city with bad air pollution – perhaps you’re in Beijing, Bangalore or Bangkok? Or try Delhi, Ulaanbaatar or Shanghai? You’ve … Read more
Do Air Purifiers Work with the Window Open?
Will my air purifier still work if I have a window open? New test data from Smart Air finds that air purifiers can still meaningfully … Read more
The Really Small Stuff
An open-data DIY air purifier test found that even simple, homemade purifiers can reduce particulate, but can they capture the smallest particles? This question is … Read more
