For many years, Xiaomi air purifiers have been one of the better-value air purifiers in many markets around the world. Unfortunately, Smart Air’s 2023 review of the new Xiaomi Smart Air Purifier 4 found the Mi 4 comes with potentially dangerous technology. Xiaomi Mi 4 Air Purifier: What’s New? The …
A wild study found that air supposedly “purified” with ionizers was actually worse than raw diesel exhaust. Believe it or not, the researchers found participants to inhale diesel exhaust in a laboratory. Study: Ionized Air Worse Than Raw Diesel Fuel Researchers from the University of British Columbia had participants sit …
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. …
