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  2. NIOSH air filtration rating - Wikipedia

    en.wikipedia.org/wiki/NIOSH_air_filtration_rating

    NPPTL is the designated publisher of the NIOSH Certified Equipment List, or CEL. The CEL is a public domain database that details the respirators currently approved by NIOSH, and is ordered separated based on type of respirator, which is designated with a schedule (e.g. TC-84A). [50] The CEL was initially released in paper form on September 30 ...

  3. 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.

  4. Mechanical filter (respirator) - Wikipedia

    en.wikipedia.org/wiki/Mechanical_filter_(respirator)

    The most common of these is the white, disposable standard N95 variety; another type is the Surgical N95 mask. It is discarded after single use or some extended period depending on the contaminant. NIOSH recommends not reusing filtering facepieces in biosafety level 2 or 3 laboratories. [13]

  5. National Institute for Occupational Safety and Health

    en.wikipedia.org/wiki/National_Institute_for...

    NIOSH was created by the Occupational Safety and Health Act of 1970 [25] and began operating in May 1971. [23] It was originally part of the Health Services and Mental Health Administration, and was transferred into what was then called the Center for Disease Control (CDC) in 1973. [25] NIOSH's initial headquarters were located in Rockville ...

  6. Where to Find the Best NIOSH-Approved KN95, N95 and KF94 ...

    www.aol.com/where-best-niosh-approved-kn95...

    The surgical N95 is a NIOSH-approved N95 respirator that has also been cleared by the Food and Drug Administration as a surgical mask. KN95 masks are the Chinese equivalent of N95 masks and meet ...

  7. Self-contained breathing apparatus - Wikipedia

    en.wikipedia.org/wiki/Self-contained_breathing...

    In the United States and Canada, SCBAs used in firefighting must meet guidelines established by the National Fire Protection Association, NFPA Standard 1981. If an SCBA is labeled as "1981 NFPA compliant", it is designed for firefighting. The current version of the standard was published in 2018. [23] These standards are revised every five years.

  8. Workplace hazard controls for COVID-19 - Wikipedia

    en.wikipedia.org/wiki/Workplace_hazard_controls...

    On July 15, 2020, Virginia adopted binding safety regulations on COVID-19, the first such regulations in the United States. The regulations includes mandates about control measures and prohibits retaliation against workers for expressing concern about infection risk, and provides for fines of up to US$130,000 for companies found in violation.

  9. AOL

    www.aol.com/tried-10-most-popular-taco-140000665...

    AOL