Argon is used (a) in filling airships (b) to obtain low temperature (c) in high temperature welding
Argon is used
(a) in filling airships
(b) to obtain low temperature
(c) in high temperature welding
(d) in radiotherapy for treatment of cancer
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(c) Argon is used in high temperature welding and other operations which require a non-oxidising atmosphere and the absence of nitrogen.
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