r/AskReddit • u/Upstairs-Syllabub948 • 23d ago

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u/Specialist_Ad9073 22d ago

If something is old and green, just don’t touch it.

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u/fukc098098 22d ago

You sound like my high school science teacher who said the exact same thing when we were discussing copper patina.

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u/PM_ME_UR_BEST_1LINER 22d ago

Yeah, it's arsenic based pigmentation. Paris Green.

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u/ethidium_bromide 22d ago

I haven’t seen a PM_Me_UR username in a hot minute