A Brief History of Chemical War | Science History Institute

A Brief History of Chemical War | Science History Institute

Know Your World War I Chemical Weapons Three substances were responsible for most chemical-weapons injuries and deaths during World War I: chlorine, phosgene, and mustard gas. Chlorine gas, used on the infamous day of April 22, 1915, produces a greenish-yellow cloud that smells of bleach and immediately irritates the eyes, nose, lungs, and throat of those exposed to it. At

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1915 poisoning
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