Has Pollution in China’s Major Cities Increased in 2021?

China’s economy has rebounded in 2021 from major slowdowns due to COVID-19 the previous year. But has the economic rebound come at the cost of more air pollution and worse air quality in China’s major cities? Smart Air analyzed PM2.5, PM10, and ozone pollution data for 10 major Chinese cities … Read more

Are CO2 Monitors Good Tools for COVID-19 Prevention?

CO2 monitors are becoming a popular tool for COVID-19 mitigation indoors. But are CO2 levels actually a good indication of the risk of COVID-19 spread? In this article, we dive into why people are using CO2 monitors and how they can (and can not) help. Why CO2 Monitors Are Used … Read more

The Dangers of High Carbon Dioxide (CO2) Levels

Although carbon dioxide (CO2) is a byproduct of many natural processes, high levels of CO2 can cause a variety of health effects on humans. In this article, we explain at what levels CO2 becomes dangerous and the negative health effects of these high CO2 levels. Also, how do CO2 levels … Read more

Are CO2 Monitors Accurate?

High CO2 levels negatively affect wellbeing and productivity and strongly correlate with disease spread. Thus, particularly during the COVID-19 pandemic, measuring indoor CO2 levels is useful. Popular CO2 monitors include the IQAir AirVisual Pro and Kaiterra Laser Egg + CO2. But how accurate are these CO2 monitors? Smart Air conducted … Read more

CDC study shows schools that used HEPA filters in the classroom had significantly lower covid-19 infection rates

CDC Study: HEPA Air Purifiers Reduce COVID-19 Spread in Schools

There has been little dispute that HEPA filters are extremely effective at removing virus and COVID-19 sized particles from the air. However, what has been less known is whether or not HEPA filter air purifiers, when used, can actually reduce the transmission of COVID-19. Now, thanks to a study performed … Read more

The CDC’s Recommended Ways to Reduce COVID-19 Transmission

A whole range of technologies and solutions for COVID reduction in schools, offices, and homes have burst onto the market. But which ones work at reducing COVID-19 spread, and which ones don’t? The CDC has published a detailed article outlining their recommended ways to improve ventilation and reduce COVID exposure. … Read more

COVID-19 Delta Variant: Must Know Protection Tips

COVID-19 is spreading like wildfire again with the emergence of the Delta variant. Even after nearly two years and a vaccine, it is clear that vaccination alone is not enough for protection against the Delta variant. In this article, we share some important tips and knowledge for further protection against … Read more

Blast in Hospital

Hospital Air Purifiers for COVID-19 [2021 Guide]

The demand for air purifiers in hospitals has surged due to COVID-19. Hospitals have turned to air purifiers to remove COVID-19 particles and the delta variant from the air. In this article, we tackle what you need to know about choosing an air purifier for a hospital setting.  Can Air … Read more

Best Place To Put Air Purifier in Room

The Best Place To Position Your Air Purifier

“Where should I place my air purifier” is a common question people have when getting an air purifier. Does an air purifier’s position affect its performance? Is it best to put an air purifier next to a wall? This post provides a data-backed answer on how to best place your … Read more

Wildfire Smoke 10x More Dangerous Than Typical PM2.5, Study Shows

Current air regulations treat all PM2.5 air pollution as equally dangerous. But recent research suggests particulate matter in wildfire smoke is significantly more toxic than it is in typical outdoor ambient air pollution. Wildfire smoke may be far more dangerous than current air quality indexes indicate. Wildfire Smoke: Why PM2.5 … 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.