The best air purifiers can help filter fine particles, gases and other pollutants from the air you breathe. See our top picks ...

You can filter and trap these allergens, including pet dander, pollen and dust, with a high-efficiency particulate air (HEPA) filter, which will prevent small dust particles from escaping through ...

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A good qualifier is to look for devices that use HEPA (high-efficiency particulate air) filters. These are certified by the U.S. Department of Energy to eliminate 99.97 percent of particles as ...

To combat hay fever or pet allergies, your air purifier should be equipped with a High Efficiency Particulate Absorbing (HEPA) filter. "These filters can remove up to 99.97% of small airborne ...

The cabinets have ULPA filters and are frequently used for plant tissue culture, media plate preparation, electronics inspection, medical device assembly, and pharmacy drug manufacturing.