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TIL Necco Wafers are America’s oldest candy and has been made in New England since 1847. They were originally called “hub wafers” and were carried by Union soldiers during the Civil War

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5V0Yp TIL the popular fact "your blood vessels put together is long enough to go around the Earth 2.5 times (100,000 kms)" is false, as the numbers used by the first scientist to study this were way off. The actual length is only around 9000-19000 kms based on an updated study.
LkrN0 TIL the hottest known substance in the universe is actually created on Earth at the Large Hadron Collider. When gold particles are smashed together, for a split second temperatures can reach up to 7.2 trillion degrees Fahrenheit, which is hotter than a supernova.
6EMJZ TIL the letter "A" is an upside down ox head - it's from an ancient Egyptian symbol of an ox, and "leads" the alphabet.
E1xX7 TIL about the Attack of the Dead Men where 100 poisoned Russian soldiers forced the retreat of 7000 German soldiers in WWI
rNNao TIL that until the later part of the 18th century, almost no one in western Europe washed their whole body with any regularity. This habit remains true for people of all classes, as even Louis XIV is said to have only taken three baths in his entire life.