{"id":25621,"date":"2025-02-07T21:03:36","date_gmt":"2025-02-07T13:03:36","guid":{"rendered":"https:\/\/smartairfilters.com\/?p=25621"},"modified":"2025-08-05T23:01:10","modified_gmt":"2025-08-05T15:01:10","slug":"what-is-an-air-purifier-how-do-purifiers-work","status":"publish","type":"post","link":"https:\/\/smartairfilters.com\/en\/blog\/what-is-an-air-purifier-how-do-purifiers-work\/","title":{"rendered":"What Does an Air Purifier Do and How Do Air Purifiers Work?"},"content":{"rendered":"

Recently I discovered thousands of people ask Google “What do air purifiers do?” and “How do air purifiers work?” each month. Ten years ago, Smart Air\u2019s founder and University of Chicago Professor Thomas Talhelm had these questions too. In fact, these questions ultimately led Thomas to create Smart Air and bring transparency to the air purifier industry.<\/p>\n\n\n\n

Let\u2019s take a closer look at what air purifiers do and how they work.<\/p>\n\n\n\n

What Does an Air Purifier Do?<\/strong><\/h2>\n\n\n\n

There are a lot of devices for sale marketed as “air purifiers” and unfortunately many of these “air purifiers” don’t actually clean the air very well. Let’s first break down what an effective air purifier does and how it works (it is incredibly simple!). <\/p>\n\n\n\n

What Air Purifiers Remove From Your Air<\/h3>\n\n\n\n

A HEPA air purifier removes over 99.97% of all dangerous air particles, including:<\/p>\n\n\n\n