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TIL PCP (phencyclidine) was discovered by Parke-Davis and Company's laboratories in Detroit

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dDyx9 TIL that in the lower regions of space, despite the air density being low enough to allow a short-term orbit, the atmospheric density is still high enough that sounds can be heard.
gMDYA TIL in 2007 a group of traders managed to lose $9 billion by first insuring mortgages that they didn't realise were very risky, and then doubting that a default rate that would make their portfolio unprofitable would be possible.
6OL8 TIL since 1940 85% of those who have attempted to break the water speed record have died in the attempt
VMKLp TIL of "firehawks", birds in Australia that use burning sticks to hunt for food.
JYYwV TIL: An American dentist William James Morrison and a confectioner named John C. Wharton helped develop the cotton candy machine in 1897.