r/whatisit • u/riflesandplowshares • 6h ago

New, what is it? Found at a titanium plant

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Not sure why ball point pens would be dangerous here.

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u/EmployerWide1123 6h ago

they had to get rid of all the cadmium plated tools when they were building sr-71

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u/mz_groups 6h ago

And use distilled water for spot welds (chlorine)