Can open window fight protect from COVID-19 coronavirus transmission

Does Opening Windows & Doors Help With COVID-19 ?

Data shows that having good indoor ventilation can reduce the chance of virus transmission. Armed with that knowledge, can something as simple as opening a door or a window help to fight COVID-19 and reduce coronavirus transmission indoors?   Recommended Air Changes Per Hour   Before we can say how … Read more

How to increase the dose your UV light can deliver

How to Increase the Dose Your UV Light Can Deliver

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, … Read more

What is UV light and how does it kill virus

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 … Read more

The Dose of UV Light Needed to Kill Viruses is Stronger Than You Think

Common UV Lights Aren’t Great at Killing COVID-19

UV light has surfaced as a potential solution for destroying the coronavirus and other viruses alike, but are common UV lights strong enough to be effective? How much of a dose do we need? We took a careful look at the data and came up with practical guidelines.     … Read more

Poor ventilation leads to increased virus transmission covid19 coronavirus offices schools

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 … Read more

Summer surgical masks easy to breathe with good filtering efficiency

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 … Read more

Half of Masks Failed N95 Tests and are not Reliable

Half of Chinese N95 Masks Fail Quality Checks

Tests of masks marketed as N95 from 21 manufacturers show that half of Chinese N95 masks fail quality tests–with some masks filtering no better than a cotton cloth. These tests come at a time that many countries around the world are scrambling for masks and other PPE. Factories Spring Up … Read more

Smart Air is a social enterprise that creates simple, no-nonsense air purifiers and provides free education to protect people’s health from the effects of air pollution. We are proud to be the only certified B-Corp dedicated to fighting air pollution.