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TIL that surgeons used to try to speed run their operations - in one instance resulting in a 300% mortality rate for a leg amputation (done in under 2:30)

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Xp9j TIL that Ukraine in 1994 gave up its nuclear weapons to Russia and in return Russia (together with US and UK) agreed to respect Ukrainian independence and sovereignty within her borders (among other things)
LQ57v TIL: The average single male changes his sheets just four times a year.
x6Kvw TIL Barry Manilow wrote and performed the iconic ad jingles "Like a good neighbor, State Farm is there", and "I am stuck on Band-Aid, 'cause Band-Aid's stuck on me!" (for which he adopted a child like voice) and McDonald's "you deserve a break today"
4k8aJ TIL that titular typing tutor of 80s PC program "Mavis Beacon Teaches Typing" was the creation of one of the software developers, who sought to present a "friendly face" for a generation of very new and very wary computer users. Mavis was inspired by a Haitian-born woman named Renee L’Esperance.
0w7jN TIL the juvenile form of the yellow boxfish is dazzling bright yellow, but this color fades away in adulthood. It is found near ocean reefs. When attacked, this fish releases a neurotoxin from its skin that can be lethal to predators. The fish's box shape inspired Mercedes-Benz's Bionic concept car.