Bandaged British World War 1 soldiers in a battlefield trench, 1915-1918.
Chlormethine (mechlorethamine, mustine, HN2) cancer chemotherapy drug molecule. Nitrogen mustard compound also used a blister agent (chemical weapon). Atoms are represented as spheres.
Two surgeons performing plastic surgery on a paitent
Picture posed by U.S. Army Engineer Corps, to illustrate effects of phosgene gas. Photo was taken in France, near front line trenches. WWI.