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1Ex4 TIL John F. Kennedy was the first president to not wear a hat during his inauguration speech. Sales of men’s hats plummeted and due to this and other factors, have never recovered.
YdNd TIL the fastest that humans have ever travelled on land is 760MPH (ThrustSSC). In the air, 4520MPH (X-15 Jet). And in space, 24,791MPH (Apollo 10 upon re-entry).
AoMg TIL that womens buttons are on the left because the maids would dress them.