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  2. Small box respirator - Wikipedia

    en.wikipedia.org/wiki/Small_box_respirator

    Earlier versions of the gas mask prior to 1915s development of the small box respirator were crude and ineffective as no troops had yet experienced poison warfare. One of the first gas masks seen in the early part of the war was the British hypo helmet, after recent failure and ineffectiveness of the black veil respirator. The helmet was ...

  3. M2 gas mask - Wikipedia

    en.wikipedia.org/wiki/M2_gas_mask

    American soldiers wearing M2 gas masks in a frontline trench (1919 postcard image) The M2 gas mask was a French-made gas mask used by French, British and American forces from April 1916 to August 1918 during World War I. [1] The M2 was fabricated in large quantities, with about 29,300,000 being made during the war. [2]

  4. Gas mask - Wikipedia

    en.wikipedia.org/wiki/Gas_mask

    A World War I British P Helmet, c. 1915 Zelinsky–Kummant protivogaz, designed in 1915, was one of the first modern-type full-head protection gas masks with a detachable filter and eyelet glasses, shown here worn by U.S. Army soldier (USAWC photo) Indian muleteers and mule wearing gas masks, France, February 21, 1940 A Polish SzM-41M KF gas mask, used from the 1950s through to the 1980s

  5. Zelinsky-Kummant gas mask - Wikipedia

    en.wikipedia.org/wiki/Zelinsky-Kummant_gas_mask

    The Zelinsky-Kummant gas mask was the world's first gas mask [1] which had the ability to absorb a wide range of chemical warfare agents. The gas mask was developed in 1915 by Russian chemist Nikolay Zelinsky and technologist of the Triangle plant M.I. Kummant. [2] The design was later improved by I. D. Avalov and entered mass production.

  6. PH helmet - Wikipedia

    en.wikipedia.org/wiki/PH_helmet

    Gas mask, WWI. The P helmet, PH helmet and PHG helmet were early types of gas mask issued by the British Army in the First World War, to protect troops against chlorine, phosgene and tear gases. Rather than having a separate filter for removing the toxic chemicals, they consisted of a gas-permeable hood worn over the head which was treated with ...

  7. Hypo helmet - Wikipedia

    en.wikipedia.org/wiki/Hypo_helmet

    [10] 2.5 million masks were manufactured before being superseded. The helmet was a 50.5 cm × 48 cm (19.9 in × 18.9 in) canvas hood treated with chlorine-absorbing chemicals, fitted with a single rectangular mica eyepiece. [11] [a] It was a khaki-coloured flannel bag soaked in a solution of glycerin and sodium thiosulphate. The soldier placed ...

  8. GP-4u - Wikipedia

    en.wikipedia.org/wiki/GP-4u

    The GP-4u gas mask in the Yekaterinburg school. The GP-4u (Russian: Гражда́нский Противога́з-4у, Grazhdanskii Protivogaz-4u) gas mask was one of the most widely produced gas masks in the USSR. The civilian GP-4u gas mask consists of the facepiece, the hose and a cylinder-shaped filter, which is screwed onto the end of ...

  9. Temporary gentlemen - Wikipedia

    en.wikipedia.org/wiki/Temporary_gentlemen

    Captain David Nelson who was commissioned from the ranks as a temporary gentleman in 1914, following actions for which he was awarded the Victoria Cross. Temporary gentlemen (sometimes abbreviated to TG) is a colloquial term referring to officers of the British Army who held temporary (or war-duration) commissions, particularly when such men came from outside the traditional "officer class".