Word: dysprosium
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Dates: during 1990-1999
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...Motorola dubbed the system--and the company it spun off to build and operate it--Iridium, after the 77th element on the periodic table. (After trimming the number of satellites required to 66, Motorola wisely chose not to go with the name of the corresponding element, the practically unpronounceable Dysprosium...
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