Answer :
Tungsten and copper are the two elements commonly make up the wire.
What do you mean by the gas chromatography ?
Gas chromatography (GC) is a common type of chromatography used in analytical chemistry for separating and determining compounds that can be vaporized without decomposition.
It is kind of technique that can separate and determine volatile compounds in gas phase .
The equipment used is called a gas chromatographer.
Uses of gas chromatography -:
It is typically used to separate different compounds within a mixture itself.
Hence, tungsten and copper are the two elements commonly make up the wire.
Learn more about gas chromatography ,here:
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