HEPA air filters promise to take nasty things out of the air, removing cigarette smoke, pollen and other irritants. How do they do this? Appliance Science looks at how HEPA air filters work, and how ...

For a filter to be certified high-efficiency particulate air (HEPA), it must be tested and proven to filter particles as small as 0.3 microns to 99.97 percent efficiency at its designed air flow. To ...

You want your vacuum to catch as many allergens as possible, rather than blowing them back out into the air, which is why HEPA filters are sought after by many buyers. You might be wondering if your ...

If you purchase an independently reviewed product or service through a link on our website, Rolling Stone may receive an affiliate commission. Winter is here, and germs from the common cold, flu, and ...

When choosing a vacuum cleaner, suction power is the first thing most people look at. However, all that suction power may be for naught if your appliance blows half that dust and dander right back ...