Chlorine gas was first used by the Germans at the start of the Second Battle of Ypres, on French, Moroccan and Algerian troops. The effects of the gas were extreme and deadly, destroying the victim's respiratory organs.
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Citation: Editors, Litencyc. "Germans first use poison gas on Western Front". The Literary Encyclopedia. First published 01 March 2010 [https://www.litencyc.com/php/stopics.php?rec=true&UID=12286, accessed 09 June 2026.]

