Quote:
Originally Posted by rick-l
I remember that also. They said it was the heating of tetrachloroethylene in the presence of argon while mig or tig welding. Maybe some chemist could explain that to me? Why the inert gas makes a difference.
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the gas did not have anything to do with it, it was pure heat combined with that cleaner...
Modern days it should not be an issue, check yer can to be sure.