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TIL that when Rudolph Diesel produced his engine in 1896, he assumed that it would run off of vegetable and seed oils - especially hemp.

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b9pR0 TIL that the Shazam app started off as a dial in service where customers dialed from their mobile phone to get music recognised. The phone would automatically hang up after 30 seconds. A result was then sent to the user in the form of a text message containing the song title and artist name.
womjE TIL: A key factor of animals belonging to the same species is their ability to produce fertile offspring together. So a Great Dane and a Chihuahua could produce fertile offspring, and a horse and a donkey can have a baby together but their offspring will always be infertile.
16BxX TIL the classic children's book How to Eat Fried Worms was written by Thomas Rockwell, painter Norman Rockwell's son.
yAWw TIL that Perrier mineral water is naturally carbonated under the ground and wells up through a spring already fizzy.
6EbYW TIL that Oviraptor, which is latin for egg taker, is a misnomer. The first discovered specimen was next to what were thought to be protoceratops eggs, so it was presumed to be an egg eater. It later turned out that those were Oviraptor eggs, meaning it was brooding them, not eating them.