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TIL Archaeological studies found evidence of asbestos being used since the Stone Age to strengthen pots. Many developing countries today support using asbestos as a building material. Russia is the top producer, having produced 1 million tons in 2015.

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kO1Q7 TIL of the 121 songs Billy Joel recorded, 33 (27%) of them were top 40 hits.
EgWkd TIL that in 1990 Volvo nearly destroyed its reputation in the US with a staged ad campaign in which they claimed their cars could not be crushed by a Monster Truck. The Volvo had been reinforced and the other cars weakened for the stunt.
PY0G TIL that the squiggly lines you sometimes see in your field of vision is actually the debris of a vein that used to be there when you were a fetus.
Woxo TIL that ~6000 patients a year leave U.S. operating rooms with surgical sponges, forceps, and other surgical tools left inside them. They won’t realize it until they develop a life-threatening infection.
LQMO9 TIL the 'Negro Motorist Green Book' was based on an earlier 'Jewish Vacation Guide' book which outlined places that Jews were not unwelcome to stay in America in 1917.