Air purifiers are devices that remove pollutants from the air and improve air quality. Air purifiers do this either mechanically, using air filters, or using ionizers or chemical reactions. Read more to learn about air purifiers, how to choose the best air purifier, and how they can protect against viruses, wildfire smoke, air pollution and PM2.5.
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 …
Excessive carbon dioxide (CO2), a by-product of natural gas exchange, can have harmful health effects, giving us headaches and making us feel like we’re not at our sharpest. When considering which methods are the best to reduce CO2 levels, a simple question arises: can air purifiers remove CO2? Read more: The …
Many companies sell air filters with a thin carbon layer. The motive is clear: advertise the ability of carbon to remove gas pollutants. But are these thin carbon layers truly effective? A new academic study finds these filters lose effectiveness after just minutes of use. What Are 3-in-1 Filters? Air …
There are multiple types of air filters and technologies that exist to clean and filter the air we breathe. But what type of filter should you use for filtering viruses and pollen? Or how about nasty smells and other gases like NOx or SOx? This article shows you what you …
What combination of air filters do I need to protect myself against all kinds of air pollution – absolutely everything? This will sound like a grand claim, but you only need two filters. This post explains why and shows the data. What the Big Purifier Companies Say about Filters Big …
There is no doubt that live performances are an exhilarating experience but air quality in crowded venues, post pandemic, has led to performers and audiences staying away. Venues, with their ventilation not up to new standards, need to take extra steps to ensure indoor gatherings don’t become super-spreader events. With …
Tech companies love to talk about how automation, internet of things, and the connected house are going to make the machines we use every day more convenient. But does it work? Anyone who’s used Apple’s Siri or “talk to text” feature knows that the promises of technology sometimes fall short …
Blueair air purifiers such as the Blueair Blue Pure 211 and 411 models are some of the most popular air purifiers on the market. Yet there is confusion about whether Blueair air purifiers use ionizers and produce ozone. In some sections of their website, Blueair avoids answering the question directly, …
Air purifiers in classrooms are more and more common due to the pandemic to reduce virus spread. Unfortunately, most classrooms do not get the full benefit of air purifiers because most of the time teachers end up turning them off or down! Why Are Teachers Turning Air Purifiers Off? In …
The Smart Air team is all about open data – not only do we run independent tests, but we also run real-life tests! Recently, a UK customer shared her experience of purchasing a QT3 portable air purifier for her clinically vulnerable son to use at his school. The response was staggering – …
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