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tungsten is a rare, metallic element having a bright gray colour, a metallic luster and a high melting point, 3410deg c. this metal is found in different materials, such as wolframite and tungstate. tungsten is used in filaments in incandescent light bulbs, electric contacts, and arc-welding electrodes
tungsten is a rare, metallic element having a bright gray colour, a metallic luster and a high melting point, 3410deg c. this metal is found in different materials, such as wolframite and tungstate. tungsten is used in filaments in incandescent light bulbs, electric contacts, and arc-welding electrodes...
https://globemetal.com/metals/tungsten/