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What Is Rhenium

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Uploaded by on Jan 18, 2011

Name Origin
From the Rhines provinces of Germany.
"Rhenium" in different languages.

Sources
Found in small amounts in gadolinite ((Ce,La,Nd,Y)2FeBe2Si2O10) and molybdenite (MoS2). This element is widely spread through the Earth's crust at approximately 0.001 parts per million. Annual production is around 4.5 tons.
Uses
It is added to tungsten and molybdenum alloys and is used in refractory metal components of missiles, electronic filaments, electrical contacts, high-temperature thermocouplers, oven filaments, electrodes, igniters for flash bulbs, jewellery, plating of metals by electrolysis and vapour-phase deposition.

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