Do ionizers really work?

ओह! यह पोस्ट हिन्दी में उपलब्ध नही हैं।अंग्रेजी संस्करण के हेतु यहाँ क्लिक करे l


The Sqair air purifier Kickstarter

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Hey guys, any thoughts on wearable personal ionizers for outdoor use, as an alternative to masks? Here in Taiwan, a company called airvida has a few models they’re putting out. E.g. this one for kids: It seems to have bit of science behind it. I understand the point in this article that ionizers don’t do anything to actually remove particles, and that’s an issue for indoors. But for outdoor use, the issue is less about removing particles from the air, and simply avoiding them. Also, small kids often refuse to wear face masks. So I wonder if an ionizer… Read more »


I would love an answer or some insight on Noam’s question regarding the Molekule also!! I read the white papers on the product and it does sound awesome. But it’s expensive! Any insight on this product and their claims would be great!


Thant’s a very good summary on the ionizers subject. Thank Thomas! I was also interested in your opinion about this new “Molekule” air purifer: Specifically, I wanted your opinion about what the inventor of this purifier had to say about HEPA (and I quote): “HEPA (high-efficiency particulate absorber) filters remain the standard technology in existing air purifiers and, unfortunately, many harmful pollutants are too small for HEPA filters to trap. Larger pollutants like bacteria and mold may be collected by such filters, but they remain on the filter surface, multiply and are released back into the air. Because Molekule… Read more »