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Show SCIENCE SKETCHES I I RESPIRATORY CRIPPLES ore helped by an Intermittent Positive. Pressure Breathing apparatus (IPPB) developed by National Cylinder Cyl-inder Gas, Chicago. It assists in breathing a medicated mixture of oxygen and air, allowing exhalation exhala-tion by natural lung recoil. The physician-prescribed IPPB can restore re-store breathing regularity to emphysema em-physema victims for 10 to 12 hours at a time. 'STREETCORNER RESEARCH' is project at Harvard University aimed at having juvenile delinquents delin-quents talk themselves out of apathy and hostility by talking about themselves into a tape recorder. re-corder. This unusual therapy has proved a success, researchers say, as arrests and time in prison for one such group were only half those of untreated young criminals from similar circumstances. t HAILSTONES are being collected in central lllinoisin the interests of science. State meteorologists and scientists of the Atomic Energy Commission study them for traces of radioactivity. Gallon samples are requested from residents. |