Word: chloropicrin
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Dates: during 1940-1949
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...investigator named Richard T. Piper to Mattoon to get the pink cloth from Mrs. Cordes' porch. The laboratory could find no indications of gas or other chemicals upon it. Piper sat up all night reading chemistry books and announced the next day that the anesthetist was probably using chloropicrin, a heavy, colorless liquid made by chlorinating picric acid...
World War II is a boon to the bug armies. The minerals with which man has fought bugs for years-arsenic, copper, lead-are now needed for his war on his own kind. Carbon tetrachloride, ethylene dichloride and chloropicrin are withheld from insecticide manufacturers for the benefit of war materials. The phosphorus paste that used to kill cockroaches now goes into incendiary bombs. A group of six articles on the war against insects, in the current issue of Industrial & Engineering Chemistry, makes these facts plain...