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TIL that scientists were able to recreate conversations had behind a soundproof glass wall by recording the vibrations seen on a chip bag.

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GAlwG TIL that people with dementia perceive a black doormat as a hole, not a doormat. They avoid stepping on it due to visual issues, and this is used to prevent them from leaving care facilities.
Z8RWG TIL that Tampa, FL has never reached 100 degrees Fahrenheit.
8aQe4 TIL Dick Tuck, a political consultant and prankster, pulled many pranks on Richard Nixon. One included renting a huge auditorium for Nixon to speak but inviting only a few guests. He also hired a pregnant black woman to walk around in a white neighborhood with a sign reading: “Nixon’s the one!”
vKLx TIL in the 80’s Bayer sold contaminated blood products after safer versions became available. Although the product was tainted with HIV, a concern discussed by Bayer and the FDA, there was an impression of protecting the companies’ profits at the cost of infecting large numbers of people with HIV.
0deL TIL the word “set” has 464 definitions, the most of any word in the English language.