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TIL that marijuana is called ‘pot’ due to it being derived from the Spanish word 'potaguaya’, which is a wine or brandy that has had marijuana buds steeped in it

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wo6a8 TIL the zipper, originally called the “Hookless Fastener” and patented as the “Separable Fastener” in the 1910s, was first used on tobacco pouches and boots. By the 1920s and 1930s, it gained popularity in children’s clothing and men’s trousers.
AD4Oa TIL that IBM once required employees to sing praises of it's president and company from the official IBM Songbook.
DQLwr TIL 145 Polish pilots, representing some five percent of Fighter Command’s overall strength, claimed 203 German aircraft for the loss of 29 of their number killed in the Battle of Britain. This amounts to 15 percent of the Command’s total score
NX8AQ TIL: Hitler’s “table talks” were mealtime gatherings where he spouted monologues to impress guests like Goebbels and Göring. While newcomers found his historical insights dazzling, others grew bored, calling the talks rambling nonsense designed to shield Hitler from real criticism.
yQXxe TIL the Star Fleet logo (from Star Trek) is based off the delta symbol. The symbol was first used as early as 1942 by the U.S. Army Air Forces and was used in early Air Force space organization emblems dating back to 1961.