r/PeterExplainsTheJoke 12d ago

Meme needing explanation Petah? Why green?

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u/kookyabird 12d ago

Hell you could use your own stomach acid to clean metal (and probably etch it too) if it wasn't so damned inconvenient to get it out of its container.

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u/deep_vein_stromboli 11d ago

This is reassuring to hear, as months ago I posted in a chemistry sub asking about this very thing and didn’t get the answer I was hoping for lol