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TIL that Sperm Whale vomit, or "Ambergris", is very valuable and is used to make perfumes, due to its pleasant smell.

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rNdP4 TIL in 1920, the American Institute of Electrical Engineers met to try to find a way to measure power in a 3 or more phase electrical system. They did not reach a consensus until 1993.
aDnA TIL that Kim Jong-un was not supposed to succeed his father, Kim Jong-il. The man that was supposed to succeed Kim Jong-il lost his chance after trying to enter Japan to go to Disneyland.
b9WBN TIL A “thing” was an assembly in old Germanic society, made up of the free people of the community.
kBXE TIL your electronic devices can be seized within 100 miles of the U.S border at any time for no reason.
8MbK TIL there are series of species where species A can interbreed with species B, and species B with species C, but not species A with species C. They’re called ring species.