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GA| Monikko | rheniums |
A metallic chemical element (symbol Re) with an atomic number of 75: a heavy, silvery-gray transition metal.
Three high-purity forms of rhenium metal: a single crystal (99.999% pure) made by the floating-zone process, an e-beam remelted bar (99.995% pure), and a 1 cm3 cube (99.99% pure) for comparison.