Question

How will you correlate the main subject applicatipn of inert gases
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Answer 1

Answer:

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Explanation:

Inert gases are also used in gas metal arc welding (GMAW) for welding non-ferrous metals. Some gases which are not usually considered inert but which behave like inert gases in all the circumstances likely to be encountered in some use can often be used as a substitute for an inert gas.