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  2. 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 ...

  3. 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 ...

  4. M17 gas mask - Wikipedia

    en.wikipedia.org/wiki/M17_gas_mask

    The M17 Protective Mask is a series of gas masks that were designed and produced in 1959 (as a replacement of the M-9 gas mask) to provide protection from all types of known chemical and biological agents present. The M-17 was issued to troops in the Vietnam War, and was standard issue for the U.S. Military until it was replaced by the M40 ...

  5. 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. Avon Protection now manufactures the GSR ...

  6. M40 field protective mask - Wikipedia

    en.wikipedia.org/wiki/M40_Field_Protective_Mask

    Production history. Designed. 1980s. The M40 field protective mask was one of various protective masks used by the United States Armed Forces and its allies to protect from field concentrations of chemical and biological agents, along with radiological fallout particles. It is not effective in an oxygen deficient environment or against ammonia .

  7. S10 NBC Respirator - Wikipedia

    en.wikipedia.org/wiki/S10_NBC_Respirator

    S10 NBC Respirator. The S10 CBRN Respirator is a military gas mask that was formerly used within all branches of the British Armed Forces. Following the mask's replacement by the General Service Respirator in 2011, the S10 is now widely available to the public on the army surplus market.

  8. Maddox rod - Wikipedia

    en.wikipedia.org/wiki/Maddox_rod

    The strength of the prism is increased until the streak of the light passes through the centre of the prism, as the strength of the prism indicates the amount of deviation present. The Maddox rod is a handheld instrument composed of red parallel plano convex cylinder lens , which refracts light rays so that a point source of light is seen as a ...

  9. US Supreme Court to hear fight over FDA denial of flavored ...

    www.aol.com/news/us-supreme-court-hear-fight...

    The U.S. Supreme Court agreed on Tuesday to hear the U.S. Food and Drug Administration's defense of the agency's rejection of applications by two companies to sell flavored vape products that it ...

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