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  2. Powered air-purifying respirator - Wikipedia

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

    a powered (motor-driven) fan which forces incoming air into the device, a filter (or multiple filters) for delivery to the user for breathing, and. a battery or other power source. The mask may be hard and tight-fitting, or flexible and loose-fitting. The former affords a higher level of protection, but is less comfortable. [2]

  3. MCU-2/P protective mask - Wikipedia

    en.wikipedia.org/wiki/MCU-2/P_protective_mask

    At Ellsworth Air Force Base. The MCU-2/P is a protective mask used by the United States Air Force and United States Navy, originally designed for the US Army as the XM-30 mask. In December 1982, the U.S. Air Force took over the XM-30 mask development. In 1983, the U.S. Navy requested the first masks off the production lines since the Army mask ...

  4. Glossary of breathing apparatus terminology - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_breathing...

    See: venturi mask air-filtering respirator An air-filtering respirator is a breathing apparatus which removes particulates from the ambient air by passing it through a filter. air-purifying respirator An air-purifying respirator is a respirator which uses a filter, cartridge, or canister to remove specific air contaminants by passing ambient air through the air-purifying component ...

  5. These KN95 and N95 Face Masks Help Protect Against the ... - AOL

    www.aol.com/kn95-n95-face-masks-help-182200553.html

    The mask has several layers of non-woven soft and breathable fibers and filters out at least 95% of airborne particles as small as 0.3 microns. What reviewers say : “I bought a cheaper brand and ...

  6. Joint Service General Purpose Mask M-50/M-51 - Wikipedia

    en.wikipedia.org/wiki/Joint_Service_General...

    2006–present. Specifications. Weight. 1.9 lbs (M50) The M50 series protective mask, officially known as the Joint Service General Purpose Mask ( JSGPM or JSGPM/M50 ), is a lightweight, protective mask system consisting of the mask, a mask carrier, and additional accessories. It was adopted by the U.S. military in 2006 and is manufactured by ...

  7. 21 million Miniverse toy sets recalled due to danger of skin ...

    www.aol.com/21-million-miniverse-toy-sets...

    June 25, 2024 at 4:26 PM. Millions of Miniverse toy sets made by toymaker MGA Entertainment have been recalled because they pose a serious risk of skin burn, eye and respiratory irritation when ...

  8. FAA was ‘too hands-off’ in watching troubled planemaker ...

    www.aol.com/faa-chief-admits-agency-too...

    Federal Aviation Administration chief Mike Whitaker said his agency is partly responsible for the safety problems at Boeing, admitting that it had been “too hands off” in its oversight of the ...

  9. Mechanical filter (respirator) - Wikipedia

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

    Mechanical filter respirators retain particulate matter such as dust created during woodworking or metal processing, when contaminated air is passed through the filter material. Wool is still used today as a filter, along with plastic, glass, cellulose, and combinations of two or more of these materials.

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