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  2. Title 42 of the Code of Federal Regulations - Wikipedia

    en.wikipedia.org/wiki/Title_42_of_the_Code_of...

    CFR Title 42 - Public Health is one of fifty titles comprising the United States Code of Federal Regulations (CFR). Title 42 is the principal set of rules and regulations issued by federal agencies of the United States regarding public health, including respirator rules and regulations moved from CFR Title 30 (including MSHA), to the Public Health Service (including NIOSH and the CDC).

  3. NIOSH air filtration rating - Wikipedia

    en.wikipedia.org/wiki/NIOSH_air_filtration_rating

    During the COVID-19 pandemic, the mask and respirator market rapidly grew, along with counterfeit respirators. [1] NIOSH, on behalf of the Department of Health and Human Services, filed a trademark application on June 17, 2020, for various 42 CFR 84 trademarks, including the N95, allowing NIOSH to enforce rules on counterfeit masks outside of rules defined in 42 CFR 84.

  4. Powered air-purifying respirator - Wikipedia

    en.wikipedia.org/wiki/Powered_air-purifying...

    The following table lists the air flow requirements for NIOSH-approved PAPRs under Part 84.175. Tight-fitting PAPRs may be fit tested with the facepiece unpowered and in negative-pressure (under 29 CFR 1910.134) while loose-fitting PAPR fit test protocols have not been changed from 30 CFR 11.

  5. File:CFR-2003-title42-vol1.pdf - Wikipedia

    en.wikipedia.org/wiki/File:CFR-2003-title42-vol1.pdf

    English: Contains a compilation of Presidential documents and a codification of 42 CFR regulations issued by the Executive Office of the President for the year 2003. Date 1 October 2003

  6. N95 respirator - Wikipedia

    en.wikipedia.org/wiki/N95_respirator

    An N95 respirator is a disposable filtering facepiece respirator or reusable elastomeric respirator filter that meets the U.S. National Institute for Occupational Safety and Health (NIOSH) N95 standard of air filtration, filtering at least 95% of airborne particles that have a mass median aerodynamic diameter of 0.3 micrometers under 42 CFR 84, effective July 10, 1995.

  7. Respirator - Wikipedia

    en.wikipedia.org/wiki/Respirator

    42 cfr 84, nfpa 1981, ansi z88.7-2001, 21 cfr 878.4040, en 143, en 149, en 137, en 14387 [ edit on Wikidata ] A respirator is a device designed to protect the wearer from inhaling hazardous atmospheres including lead fumes , vapors , gases and particulate matter such as dusts and airborne pathogens such as viruses .

  8. Respiratory protective equipment - Wikipedia

    en.wikipedia.org/wiki/Respiratory_protective...

    Respiratory protective equipment (RPE), also called protective breathing equipment (PBE) in the US, [1] is a form of personal protective equipment designed to protect the wearer from a variety of airborne hazards in the form of a gas, fume, mist, dust or vapour. Respirators filter the air to remove harmful particles and alongside the breathing ...

  9. Supplied-air respirator - Wikipedia

    en.wikipedia.org/wiki/Supplied-air_respirator

    Other regulations also apply. [5] Users of SARs must generally be given hands-on training with the specific model they are to use. [3] SARs may be either constant-flow or pressure-demand respirators. Constant-flow respirators supply a steady stream of air, some of which escapes from the wearer end unbreathed.