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TIL Chicago’s O'Hare airport is mowed by a team of 40 goats. No humans

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YpPlZ TIL that we humans have been dependent since 1977 on the blue blood of horseshoe crabs to keep our medicines safe. The crabs have been 'bled' for a chemical which is used to test for bacterial contamination in drugs. Finally, pharmaceutical companies are committing to a synthetic version.
GRLg TIL Japan not only requires identifying badges on cars for new drivers, but also for the elderly, handicapped, and hearing impaired
5L8R TIL that, in terms of wars won and lost, the French military has the best military record in Europe, having won 109, drawn 10, and lost 49 of the wars it’s participated in since 387 BCE
0wGkA TIL the British killed a higher rate of American prisoners during the American Revolution than the Japanese did during the Second World War
yQwYX TIL In 1809, Ephraim McDowell performed the worlds first ovariotomy opening the door to abdominal surgery. Legend has it that a surly crowd gathered outside McDowell's home during the operation and waited to hang him on his patients certain death.