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TIL not to brush your teeth after throwing up due to the fact that the acid in your mouth weakens tooth enamel, instead one is supposed to wash with water and mouthwash immediately after. Only after the mouth has rebalanced to its normal pH should you brush.

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yQN7l TIL of Kodinhi in India, which has the highest twin rate in the world, with over 400 twins in about 2000 families. Scientists aren't sure of why this is, but it has been observed that even when women of Kodinhi have children with men outside of their village, the twin birth rate is still high.
QJO76 TIL that Doge was a title held by medieval Italian lords. Their office was called the dogeship and their wives were called dogaressas.
yVnKl TIL the most expensive commercial of all time is "Chanel No. 5 the Film" which was released in 2004 and cost $33 million (around $52 million adjusted for inflation). The 3-minute ad starred Nicole Kidman and was directed by Baz Luhrmann.
e09db TIL the British invented the word "soccer" 200 years ago, as slang for association football ("assoc."-er). It only lost popularity in the '80s, when the term became "too American"
VBwMZ TIL a cat was rescued from the roof of an apartment building near Ground Zero 18 days after 9/11. The cat, named Precious, survived by drinking from contaminated rainwater. She was treated for burnt paws, eye irritation, and malnourishment.