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51

TIL Toilet paper was invented in China

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yV74l TIL of The Electrical Experimenter, a popular science magazine. Although it was only published between 1913 and 1920. It nevertheless boasted Nikola Tesla as a contributing writer.
ne8ko TIL that you shouldn’t brush your teeth after eating. Apparently you should wait 30 minutes, because otherwise you’ll just be brushing all the damaging acids into your teeth. It’s better not to brush your teeth at all than to brush your teeth right after eating.
9WAM TIL In ancient Phoenician Sardinia, whenever elderly people were no longer able to support themselves, they were given a neurotoxic plant called “sardonic herb” and thrown off of a cliff. It is the source of the term “sardonic grin” because of the facial expression the plant caused following death.
Oobjg TIL that Bob Marley’s father was not actually a captain or heroic war icon, but instead was described as “neurotic (and) incontinent.” He likely worked in laundry or lavatory cleaning before joining the British MP in Lagos, Nigeria.
KYbo9 TIL that the title of the Led Zeppelin song D'yer Mak'er is the punchline of a joke that only makes sense with an English accent.