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TIL The most corrosive acid is fluoroantimonic acid, with a pH of -31.3. It is 100,000 billion billion billion times more potent than stomach acid.

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Z866v TIL when Gandhi's wife came down with pneumonia, he denied her penicillin, even though doctors said it would cure her; he insisted the new medicine was an alien substance her body should not take in. She died from it in 1944. Just years later, he took quinine to treat his own malaria. He survived.
j6NME TIL That Jamie Lee Curtis is a Baroness (styled The Right Honourable The Lady Haden-Guest).
lxa TIL Hugh Heffner advocated for gay rights in the 1950’s
b9yeN TIL Hubei has the largest primary forests remaining in Central China and provides habitat for many rare animal species, such as the Chinese Giant Salamander, the Golden or Sichuan Snub-nosed Monkey, and the Asian Black Bear. From 1884 to 1889 more than 500 new species were recorded from the area
A9Gd TIL The human sigh acts as a physiological reset button