Word: aerosol
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Dates: during 1940-1949
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...Sinus. A penicillin aerosol (spray) which, when inhaled, gives excellent results against inflammation of the sinuses, bronchitis, bronchial asthma and lung abscesses was described in the New York Journal of Medicine by famed asthma specialist Alvan L. Barach, of Columbia University's College of Physicians and Surgeons...
...mixture of quick "knockdown" pyrethrum and DDT has been used in many preparations, notably the U.S. Army's "aerosol" insect bombs, now being sold to U.S. householders. But Activated DDT is supposed to penetrate an insect's chitin (outer skin) and reach its nervous system more surely than previous mixtures...
...flies, mosquitoes, bedbugs, roaches: Use a 5% DDT solution in kerosene, painted or sprayed on screens, walls, mattresses, under sinks, shelves. It is good up to six months but a fire hazard when first applied. Aerosol bombs are less effective than painting; although they kill all insects in sight, they leave no lasting deposit...
...famous "bug bombs" (aerosol sprays) are excellent for a limited purpose. They should contain both DDT and pyrethrum (or some similar toxicant). The pyrethrum knocks flies and mosquitoes down quickly. The slower DDT keeps them from rising again. But bug bombs leave no appreciable residue. Bugs that arrive in the room after the air has cleared remain in good health...
Besides DDT, three other highly effective weapons have been developed for the Army & Navy: 1) an insect "bomb," consisting of a small can which, when opened, releases an "aerosol" gas loaded with an insecticide (such as DDT or quick-killing pyrethrum) that instantly fills a room; 2) a new mosquito repellent, "Formula 6-12," which smells like witch hazel and is reported to be six times as effective as 100% citronella; 3) N.M.R.I. 201, a still more effective repellent just developed by the Navy, said to last eleven hours...