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[–] 17 points 11 months ago (4 children)

That only helps to find ferrous metals.

Most food production equipment is stainless, and not very magnetic if at all.

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  • [–] 2 points 11 months ago (2 children)

    Fine, I'll give it the tongue test and aggressively mash each bite into the roof of my mouth before I swallow it.

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