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  2. M50 Joint Service General Purpose Mask - Wikipedia

    en.wikipedia.org/wiki/M50_joint_service_general...

    It is an above-the-neck, chemical-biological (CB) respirator that protects against battlefield concentrations of CB agents, toxins, toxic industrial materials, and radioactive particulate matter. The M50/51 masks replace the M40 field protective mask and M42, the MCU-2/P series masks, and the M45 of the Land Warrior Program. [2]

  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. General Service Respirator - Wikipedia

    en.wikipedia.org/wiki/General_Service_Respirator

    The General Service Respirator (GSR) is a military gas mask designed to replace the previous S10 respirator for the British Armed Forces. It was designed by the Defence Science and Technology Laboratory and Scott Safety in collaboration with the Ministry of Defence , and was manufactured by Scott Safety.

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    www.aol.com/lifestyle/surprise-hsn-just-launched...

    Well, grab your credit card, because HSN is having a rare clearance sale — and it's only for 24 hours. Right now, you can save up to 50 percent off a massive range of items at HSN and get free ...

  6. Powered air-purifying respirator - Wikipedia

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

    A powered air-purifying respirator (PAPR) is a type of respirator used to safeguard workers against contaminated air. PAPRs consist of a headgear-and-fan assembly that takes ambient air contaminated with one or more type of pollutant or pathogen , actively removes (filters) a sufficient proportion of these hazards, and then delivers the clean ...

  7. S10 NBC Respirator - Wikipedia

    en.wikipedia.org/wiki/S10_NBC_Respirator

    The S10 respirator was originally due to be replaced by the new General Service Respirator (GSR) in 2007, although replacement efforts officially began in 2011 and all S10 Respirators have since been replaced with the GSR. All issued filters for the S10 have expired, the last of which expired in 2014. No new S10 Respirators will be bought. [3]