› added 5 years ago

72

TIL the cap of the Washington Monument contains 100 ounces of pure aluminum. Aluminum was one of the rarest and most valuable metals in the world – more valuable than silver – when the building was constructed in the 1850s.

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pnvN TIL that Mr. Roger’s never served in the military, despite ongoing rumors that he was a Navy Seal who had 25 confirmed kills during the Vietnam War.
xVNvD TIL of the 2011 April 27th tornado super outbreak. The system involved 362 confirmed tornadoes, including 3 EF-5 tornadoes with winds of upwards of 200 mph. Over a dozen states were impacted, incurring approximately $11 billion USD in damages.
yQrLJ TIL that Kellog's mascots: Snap, Crackle, and Pop, are named after the 4th, 5th, and 6th derivative of displacement.
j6OaX TIL that one requirement for Swiss citizenship is to be familiar with different types of Swiss cheeses and their places of origin. In 2018, a British man who ran a café in Zurich, was denied citizenship because he didn't know which specific canton raclette came from.
OGMQ6 TIL that we can observe more than just one side of the Moon from Earth. About 59% of the surface is visible due to Moon’s slight wavering. It's called libration.