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191

TIL a villager in China unknowingly used a hand grenade to crack walnuts for a quarter century, until he saw the grenade in a government flyer

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54XQ TIL the PO-2 is the only biplane with a documented kill of a jet fighter by making it slow down so much it crashed.
b9gvQ TIL nuclear mushroom sights from the Nevada Test Site, visible from Las Vegas, were one of the city's tourist attractions.
7r0eX TIL that a guy filed a change-of-address form to the USPS where he changed the address of the UPS headquarters and got all their mail sent to his apartment. It took three months before this was discovered.
8el1K TIL French used 10h day instead of 24h between 1793 - 1805 during era called "decimalisation"
1apPW TIL that in 1973, Marcus Foster, the first black Superintendent of the Oakland Unified School District, was murdered by the Symbionese Liberation Army, because they believed he supported the plan to create a student identification card system that would help keep non-student drug-dealers off campus.