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TIL that the main ingredient of Pepto Bismol, Bismuth Subsalicylate, was first used not only to prevent life threatening diarrhea from Cholera, but as a surface disinfectant because of its bactericidal properties. The medicine kills bacteria colonizing the intestinal mucosa that cause stomach upset.

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XaER TIL In 1952, President Carter was one of the US Nuclear officers sent to Canada to enter and disassemble a crippled Canadian nuclear reactor. He personally entered the reactor to help disassemble the core, and tested positive for radiation for several months afterwards.
XELQQ TIL if a hermit crab finds a bigger shell, it tries it on for size and If it’s too big, it waits as other crabs try it on. The crabs begin to form a chain, according to size, so when a crab comes along that fits the shell, all the crabs can take over the next largest shell and get new homes.
DQnAY TIL: Ancient Egyptians were the first to take body shaving seriously
g9j7 TIL Dick Bong is the USs highest air ace, shooting down at least 40 planes during WW II. He actually collided with one plane, claiming a “probable” victory. In 1945, he became a Lockheed test pilot and died in a crash of a P-80 jet fighters on the same day that the bomb was dropped on Hiroshima.
a8DWJ TIL When a cow has opposite sex twins, the female twin is usually born intersex and infertile. This happens because the twins blood supplies are linked, which exposes the female to male sex hormones.