Chemical weapon
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A chemical weapon is a specialized munition that uses chemicals formulated to inflict death or harm on humans. According to the Organisation for the Prohibition of Chemical Weapons, this can be any ch
Pallets of 155 mm artillery shells containing "HD" (mustard gas) at Pueblo Depot Activity (PUDA) chemical weapons storage facility
Soviet chemical weapons canisters from a stockpile in Albania
A British gas bomb that was used during World War I
John Singer Sargent's iconic World War I painting: Gassed, showing blind casualties on a battlefield after a mustard gas attack
History of chemical warfare
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The history of chemical warfare dates from antiquity. Chemical weapons have been a part of warfare in most societies for centuries. However, their usage has been extremely controversial since the 20th
The Art of War described the use of fire weapons against the enemy.
Christoph Bernhard von Galen tried to use toxic fumes during the siege of the city of Groningen in 1672.
Lyon Playfair proposed the industrial manufacture of cyanide artillery shells for use during the Crimean War.