Word: detector
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Dates: during 1930-1939
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...obviously frightened, not only because he was surrounded by sober-faced grownups, but because the strange equipment fastened to his arm and chest was, he knew, a "lie detector." The examiner asked him a few routine questions, then abruptly...
...detector's graph showed, at this point, marked disturbance of breathing, pulse, blood pressure-presumptive evidence of a lie. Yet the lad was telling the truth. Patient questioning brought out that he had indeed not stolen a car, but that mention of "stealing" and "car" reminded him of the time when he had put only four gallons of fuel in the family automobile's tank, although his father had given him money for five. Hence his reaction...
This incident was related last week at the American Psychological Association convention (see above) by Verne W. Lyon of Chicago's Institute for Juvenile Research, who believed that "emotion detector" would be a better name than "lie detector."* Fluctuations on the graph might reveal "painful complexes" instead of falsehood...
...following apparatus at New Haven: a large glass tube through which the experimenters couid exhale into bottles containing fluids having affinities for garlic and onion odors; a gas meter to measure the amount of breath Drs. Haggard and Greenberg exhaled; a suction pump to pull their breath through the detector apparatus...
Having set up his detector, Dr. Haggard nipped a clove of garlic, chewed and swallowed one-twentieth of an ounce. He waited five minutes, took the glass tube in his mouth, exhaled one-tenth pint of air. Then he stuck his tongue into the tube to cork it, took a breath, exhaled again into the apparatus. This procedure he repeated until the gas meter indicated that he had breathed and exhaled five quarts of air. Of the one-twentieth of an ounce of garlic which Dr. Haggard had chewed and swallowed, every quart of air he exhaled carried away only...