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Word: thallium (lookup in dictionary) (lookup stats)
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...evidence of obstruction in the coronary arteries. Radioactive isotopes with affinities for certain tissues are injected into the bloodstream. A special imaging device, called a scintillation camera, picks up the gamma rays emitted by the isotopes, and a computer translates the information into pictures. For example, by using thallium 201, an isotope that lodges in healthy heart muscle, doctors can tell if tissue has died as a result of a heart attack and whether blood is flowing freely through the coronary arteries. The test is usually performed first while the patient is exercising on a treadmill or bicycle and then...

Author: /time Magazine | Title: Taming the No.1 Killer: Heart Disease | 6/1/1981 | See Source »

...book was The Pale Horse, a vintage Christie whodunit (1961) in which the villain plots to kill some factory workers with thallium, a tasteless, soluble and highly toxic substance that had never before been used on humans as a poison in Britain. The "fellow" was Graham Frederick Young, 24, who did precisely what Dame Agatha predicted could be done. Last month he was sentenced to life imprisonment for murdering two of his fellow workers at a small photographic-equipment factory in Bovingdon, Hertfordshire, by dosing their tea and coffee with thallium...

Author: /time Magazine | Title: BRITAIN: ... Horseman, Pass By | 7/17/1972 | See Source »

...suspicious owner of the plant alerted local police and, in due course, Young's shabby digs in Hertfordshire were searched. There police found "enough thallium to keep a pharmacy in business for an entire month." Phials and bottles of the stuff, along with containers of other poisons, stood in neat rows on his windowsill. As it turned out, Young was such a master of poisons that he knew exactly what dosage to administer to each of his victims in order to slow their dying and disguise the cause. He even kept a diary detailing his "experiments" on workmates...

Author: /time Magazine | Title: BRITAIN: ... Horseman, Pass By | 7/17/1972 | See Source »

...Young was sentenced to 15 years in the maximum-security Broadmoor mental hospital for having attempted to poison a classmate, his father and his sister. His stepmother died shortly after his confinement. Young admitted during the trial last month that she was the first person he had poisoned with thallium...

Author: /time Magazine | Title: BRITAIN: ... Horseman, Pass By | 7/17/1972 | See Source »

...dead. Such incidents have become increasingly common as sheep growers and federal agents have used more and more poisons to kill predators. In some areas, foxes, weasels, eagles and a number of other species have virtually disappeared. Now, the Environmental Protection Agency has banned 19 products containing cyanide, thallium sulfate, strychnine and sodium monofluoracetate. These poisons, said Administrator William D. Ruckelshaus, "represent a hazard to the public welfare through the indiscriminate destruction of our valuable wildlife resources...

Author: /time Magazine | Title: Environment: Three for the Animals | 3/27/1972 | See Source »

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