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5

TIL a species of dandelion was cultivated on a large scale during World War II as an emergency source of rubber

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9vb7 TIL the higher someone’s I.Q. the more likely they are to be sleep deprived.
1aXwD TIL it took 200,000 years for humanity to reach 1 billion people, but only 200 years to reach 7 billion.
rMNy TIL Japanese schools do not employ janitors or custodians. The Japanese education system believes that requiring students to clean the school themselves teaches respect, responsibility, and emphasizes equality.
78LVr TIL Joan of Leeds, a 14th century nun, faked her own death by crafting a dummy “in the likeness of her body” in order to escape her convent & allegedly pursue “the way of carnal lust.” She was discovered around 30 miles (48 km) away living "indecently" with a man & was denounced as an apostate.
vVBr TIL According to Saudi Arabian law, women are not allowed to drive cars but are allowed to fly planes.