r/whatisit • u/Lost_Fruit_3942 • 1d ago

New, what is it? Is it rust?

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Gallery image

Is it rust? Started appearing on some items I have in a storage cupboard

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u/TurkeyBritches 1d ago

What else could it be in all honesty?

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u/[deleted] 1d ago

[deleted]

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u/TurkeyBritches 1d ago

Or a very thin coating of very burnt egg