Word: khurchatorium
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Dating the Moon. Walker's methods have already produced important discoveries. By analyzing fission tracks, Russian scientists recently identified the 104th chemical element, named Khurchatorium, arid U.S. research scientists spotted the phenomenon of triple fission-the splitting of a nucleus into three roughly equal parts. General Electric scientists have irradiated thin strips of plastic, etched the fission tracks with acid, and produced a material of great potential medical significance-a sensitive sieve that duplicates the filtering capacity of human membranes...
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