BartrandDuGuesclin@lemmy.worldOPtoWhat is this thing?@lemmy.world•Found this when snorkling in Greece about 17 years ago when i was just a kid. Always wondered what it was... Anyone an idea? Almost certainly made of metal and i think it is hollow on the inside.English
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10 days agoI can’t confirm if that’s true, but that is actually oddly interesting. Maybe the downvotes because… It sounds so weird?: adding trash to water is bad, but removing trash can also be bad?
It is really a headscratcher for me too, would like to read some info about it if you can share some sources?
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