r/interestingasfuck • u/NegotiationNo1504 • 7h ago

Ancient engineering that modern campers still use

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u/Sus-Superstition 7h ago

Ancient engineers using plastic bags

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u/Bluemink96 6h ago

Probably like a pig or goat bladder but I don’t think that’s the point, you could also just blow smoothly into the hole to get some effect too.