Difference Between a HEPA and ULPA Filter Indoor air pollution carries dust mites, mold spores, and pollen causing health problems with individuals who have allergies or asthma. But, in a commercial environment such as an electronics manufacturing facility air pollution can damage electrical equipment being developed. High-efficiency air filters...

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Common Houseplant Genetically Modified to Fight Air Pollution HEPA filters are commonly used in homes to filter air pollution such as pollen, pet dander, and tobacco smoke. But there are pollutants that are too small and pass right through the filter. A research team at the University of Washington...

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