ESPECIALLY ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ if you are plasma cutting stainless, that is supposed to be the worst. My friend is a New York City union welder and they had a union meeting covering just that subject. His conclusion was you just about need an air feed mask if you are going to be doing any amount. Hey, you only get one set of lungs. ~ John Buchtenkirch
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John
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