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Wolfram

Otherwise known as Tungsten, element number 74 on the periodic table, a member of the transition metals group. Its melting point of 3414 degrees Centigrade makes it well-suited for use as a light bulb filament.

 

Westinghouse 20W Halogen Bulb G4.pin base The filament coil is 5mm.

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Uploaded on February 5, 2023
Taken on February 5, 2023