Identify the use of argon from the following.

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Question

(C) Argon is used in the welding of specialty alloys as well as in the welding of automobile frames,mufflers,and other automotive parts. It is called

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For producing an inert atmosphere in welding

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(C) Argon is used in the welding of specialty alloys as well as in the welding of automobile frames,mufflers,and other automotive parts. It is called a shield gas because it does not react with the gases and metals in the vicinity of the welding process. It merely takes up space and prevents unwanted reactions from occurring due to reactive gases such as $N_2$ and $O_2$.

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