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TIL Unit 731 was a secret Japanese Research site in occupied China during WWII. They used thousands of Prisoners as guinea pigs in horrific experiments to breed and develop biological and chemical weapons. After the war, the US overlooked these atrocities in exchange for their records and results

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8e6yK TIL that the Venus Flytrap is native only to a 90-mile inland area around Wilmington, NC, so they've issued a license plate to help raise money for its preservation.
rNEno TIL that the Rambo lunchbox by Thermos in 1985 marked the end of the metal lunchbox era. Manufacturers switched to making lunchboxes with plastic because it was cheaper and because a group of mothers in Florida complained that metal lunchboxes were being used by children as weapons.
ZpKwB TIL that the city of Philadelphia, which was where Washington had to live when he was president, had laws in place that said any slave that lived there for more than 6 months would be freed. So, Washington set up a rotational schedule exchanging his slaves between states to prevent their freedom.
Lkn6p TIL Beyonce and DMX are the only artists to debut at No. 1 with their first five studio efforts.
9oMr TIL the Hairy frog is known as the “Wolverine frog” because it is thought to intentionally break its toe bones to force sharp “claws” through its flesh as a means of defence.