Word: tracer
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...nails for other women similarly afflicted. One day last February, Mr. Haigh suggested they drive down to a factory he had in Crawley, Sussex. Three days later Haigh reported that Mrs. Durand-Deacon had never met him and never returned to the hotel. Scotland Yard sent out a routine tracer...
...idle at the docks. The price of yellow fish, one of the city's staple foods, jumped six times in one day; then the fish all but vanished from the market. By night the incandescent white light of star shells blossomed periodically in the skies around Shanghai. Tracer shells splashed lines of red along the horizon. One shell hit a Standard Vacuum Oil Co. tank near the Whangpoo and 2,000 tons of gasoline went up with a whoosh, burned for 24 hours...
...radioactive isotopes to destroy harmful growths. Other elements which do not become concentrated in the body as iodine does, may be used in research on body chemistry, since by their effect on a Geiger counter, their progress through the body may be traced--thus they are termed "tracer elements...
...Hertz feels that the application of isotope research to the cancer problem will be along "tracer" lines, since it has been demonstrated that the majority of cancerous thyroids do not take up the radioactive iodine in the manner in which do the glands of patients suffering from Gravea' disease...
...these fields. He warned that in a sense, this discovery might tend toward a complacent attitude in regard to pushing forward toward the development of even more fundamental forms of treatment of Grave's disease. However, he emphasized this example in therapeutic application as a beacon in utilizing the tracer methods employing radioactive substances for the analysis of cellular function, growth, metabolism and nutrition in the body and in other organs than the thyroid. He pointed out that knowledge gained about the thyroid has already led him and others to many stimulating theories in the cancer and enzyme fields...