In the other article‘Common UV Lights Aren’t Great at Killing COVID-19’, we explained how much doses do we need to kill coronavirus. Also, we talked about how UV-C light kills the virus. Also, the UV light we can find in the market is too weak to kill the coronavirus. So, if we can’t purchase super […]
Clean Air Blog • Page 1
How do UV Light Air Purifiers Work and Can They Kill Viruses?
Air purifiers with UV lights have sprung up as potential saviors for fighting the coronavirus. These ‘sterilization lamps’ are being lauded a reliable way to kill 99.9% of viruses. But are they as good as people say, or are UV light air purifiers just another way for companies to jack up the cost of air […]
What is UV Light and How Does it Kill Viruses?
UV light, or ‘ultraviolet light’, is a form of non-visible electromagnetic light. The main source of UV is the sun. There are three types of UV light: UV-A, UV-B, and UV-C. They’re differentiated by the wavelength of the light, with UV-A light has the largest wavelength, ranging from 315-400nm. UV-C light has the shortest wavelength, […]
Common UV Lights Aren’t Great at Killing COVID-19
UV light has surfaced as a potential solution to killing COVID-19 and other viruses alike. Data shows that UV light can kill COVID-19 on masks without degrading their performance. However, how about disinfecting other things with UV light? And can UV lights be an effective form air purification? Using UV Light to Kill COVID-19 […]
China’s Air Quality Improved 9% in 2020, is COVID-19 the Reason?
On paper, China’s “war” on air pollution is still underway. But with COVID-19 disrupting the first half of 2020, have pollution levels really dropped? If so, what’s the real reason behind any improvements in PM2.5? Smart Air analyzed PM2.5 data for 11 of China’s major cities, revealing average PM2.5 levels reduced 9% year on year […]
Poor Ventilation May Lead to Higher Virus Infection Rates
Offices and the workplace can be breeding grounds for viruses such as COVID-19. In this article, we’ll present data that shows how improving office ventilation and airflow may lower the spread of viruses like the coronavirus in the workplace. Evidence of how Office Ventilation Affects Disease and Virus Transmission There’s little evidence directly linking good […]
Do N95 Mask Deprive Us of Oxygen
Scientists have actually made people wear N95 masks and measured their blood oxygen. So we have a solid answer to this question, and it’s not what this question assumes. This question itself doesn’t ask IF wearing masks decreases oxygen, but HOW MUCH. It assumes there’s an effect. Elsewhere on Quora, someone asked if wearing a […]
What’s the Difference Between N95 and P2 Masks?
The difference between N95 and P2 masks is so small that most users will not notice anything amiss. The P2 rating is the standard in Australia and New Zealand similar to the US N95 mask rating. Difference Between N95 and P2 Masks: Charted Out N95 and P2 masks look almost identical, and they filter […]
The Three Coolest, Most Breathable Surgical Masks for the Summer
Recently, the Coronavirus has begun to sweep Beijing again. Among so many surgical masks, how should we choose which brand surgical mask to wear, not only against with virus but also away from sweating. Our Smart Air tested 10 surgical masks that were purchased from different pharmacies and come up a summary with analysis. I […]
The Riskiest Place to Catch COVID-19 is Right in Front of You
People have jumped on practical solutions like washing hands and wearing masks in an attempt to limit the spread of COVID-19. But one question we’ve not seen answered is: where are these protective methods most important? Or put another way, where’s the riskiest place to catch COVID-19, and where should we be taking the most […]
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