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Filter Rating N95/KN95/FFP2 Mask Application Welding Mask Color White Mask Type Safe-Type Shape Dust Mask Transport Package 5PCS/Bag

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The table below will give you a sense of what levels of PM2.5 are harmful and the appropriate precautions you need to take. It is based on the air quality standards for particle pollution published by the U.S. Environmental Protection Agency. 24-Hour PM 2.5 Levels (μg/m 3)

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User rating 4.8/5

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Nov 27, 2015 · The ‘2.5’ in PM 2.5 refers to the size of the pollutant in micrometers. Additionally, particulate pollutants vary in size and the smaller they are, the more damage they cause to your health. PM10 is particulates that have a diameter of 10 micrometers or less. Dust particles are the main source of PM10. PM2.5 is comparatively much smaller in ...

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