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TIL about the chatelaine - an 1800s women accesory which was a customisable swiss army type collection of useful objects that hung on your waist

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69vwY TIL in 1999 Gaston Glock, inventor of the Glock pistol, suspected Charles Ewert, his closest adviser had been embezzling funds. Glock confronted Ewert, who then hired an assassin named Spartacus, to murder Glock who was able to fight back, by punching the assassin until he collapsed on top of Glock.
9Ydkm TIL that a paper centrifuge has been designed by Manu Prakash in 2016 based on spinning toy, whirligig. It can reach 20,000 rotations per minute and can be used to separate plasma from blood and malarial parasites, operate with hands without electricity and costs 20 cents.
VB6Dp TIL: In 2015 Tom Selleck was sued by the Calleguas Municipal Water District for allegedly improperly transferring approximately 1.4 million gallons of water which he used to water his avocado farm. He settled the suit by paying $21,685.55.
xVrNo Today I learned that allergic rhinitis can cause dark bags under the eyes, called "allergic shiners".
0d6Jv TIL that a "frown" means something different to many people around the world. Some people believe it is primarily an expression of the eyebrows, while many others associate it with a downturned mouth.