Word: prevents
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Dates: during 1940-1949
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...easier to succeed by intrigue than work. Politics became a career of compromise, arrangement, betrayal. . . . Foreign policy between 1919 and 1940 was a long period of dreams, illusions, weaknesses and mistakes. . . . We could neither prevent the rise of Germany nor collaborate loyally with her. We profited neither by the British alliance nor the American entente. We could neither dominate the smaller nations nor win them to our cause...
...medicine, Episcopalian Dr. Kelly was such a bluenose that some thought him against "practically everything that is any fun." He opposed liquor, smoking, and drama which emphasized sex, violence or pie-throwing (pie-throwing gave children the wrong notion of humor). He would not hear of prophylactic stations to prevent venereal disease because it was the business of the churches to prevent exposure. He helped to have Baltimore brothels closed. He considered birth control a "certain mechanical meddling with married life which is abhorrent...
...prevent the disabling "blackout" of a dive-bomber pilot at the moment he pulls out of a dive, Frederick P. Dillon of Los Angeles has invented a pilot's seat which automatically stretches the pilot out supine at the bottom of his dive. This posture change keeps the pilot's blood supply from being pulled away from his brain at dive's end. At the same time the mechanism relieves the pilot of control, turning the plane over to an automatic gyroscopic instrument. When the plane has leveled off, the pilot is returned to a sitting position...
...Crile was practicing "shockless surgery" by a method he called anoci-association (meaning: not to injure consciousness). A Crile patient usually received a sedative injection (morphine and scopolamine) an hour before operation to eradicate fear. To prevent injured tissues from communicating with the brain, nerves leading from the operative field were blocked off by novocain anesthesia. As the operation progressed, more novocain at the site of operation preceded every move. To lessen discomfort after operation, Dr. Crile gave injections of quinine and urea hydrochloride. His interest in shock led him to experiment with adrenalin (a hormone which produces the symptoms...
...short-wave radio make possible accurate remote control of the entire convoy and of ships in dividually, even to permitting scattering of the convoy in case of attack. The ships may be controlled by code signals (like the combination of a safe) that would be changed every trip to prevent the enemy from learning and using them...