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Question: Which metal has the highest melting point and is commonly used in light bulb filaments?
 

Answer: Of all metals in pure form, tungsten has the highest melting point (3,422 C, 6,192 F). Tungsten's many alloys have numerous applications, most notably in incandescent light bulb filaments, X-ray tubes (as both the filament and target), electrodes in TIG welding, and superalloys.


9%
 
Aluminium
63%
 
Tungsten
6%
 
Lead
19%
 
Manganese
2%
 
Iron
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