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TIL that Erector Set inventor Alfred Carlton Gilbert also designed a toy lab set using radioactive material that was sold in 1950. The toy's amount of radiation exposure was equivalent to a day's UV exposure from the sun, provided that the radioactive samples were not removed from their containers.

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nW7Eo TIL JFK Jr's nickname, "John-John", was because a reporter misheard JFK calling him "John" twice in quick succession and the name was not used by his family.
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D1g8j TIL that during the filming of Titanic (1997), an angry crew member put PCP into the soup that Cameron and others ate one night. Cameron was described as having “One eye completely red, like the Terminator eye. The other eye looked like he’d been sniffing glue since he was four.”
4kD0R TIL in several regions of Europe, a log is burned to celebrate Yule