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2. 3M Scott Fire & Safety - Wikipedia

   en.wikipedia.org/wiki/3M_Scott_Fire_&_Safety

   3M Scott Fire & Safety is an American manufacturer of respiratory and personal protective equipment including supplied air and air purifying respirators, compressors, gas detection systems and thermal imaging cameras.

3. Chemical cartridge - Wikipedia

   en.wikipedia.org/wiki/Chemical_cartridge

   Cartridge for protection against organic vapors. A gradual change in the appearance of the ESLI is shown. [66] Examination of respirator use in the US showed that over 200,000 workers may be exposed to excessive harmful gases due to late replacement of cartridges. [37] So, the Laboratory of PPE at the NIOSH began to develop an active ESLI ...

4. Elastomeric respirator - Wikipedia

   en.wikipedia.org/wiki/Elastomeric_respirator

   Respirator for other types of respirators Air-purifying respirators like elastomeric respirators are somewhat less protective than some air-supplying respirators. [5] A powered air-purifying respirator is an elastomeric mask with a battery-powered fan to force air in (except loose-fitting PAPRs)

5. 3M - Wikipedia

   en.wikipedia.org/wiki/3M

   3M's Southeast Asian operations are based in Singapore, where the company has invested $1 billion over 50 years. 3M has a facility in Tuas, a manufacturing plant and Smart Urban Solutions lab in Woodlands, and a customer technical center in Yishun. [138] 3M expanded a factory in Woodlands in 2011, [125] announced a major expansion of the Tuas ...

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. 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.