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TIL wearing green on St Patricks Day is symbolic of Irish Catholics but Irish Protestants wear orange

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X0JoR TIL while the official lethal dose of caffeine is over 12 cups of coffee, it's possible to die from just 3 strong caffeinated drinks
J1v5Q TIL naval battles during the American Civil War happened as far away as France.
QJ6BX TIL that the toothbrush was found as the most essential invention of mankind, beating the car, the personal computer, the cellphone and the microwave, in a survey conducted by MIT.
p8m6O TIL that Russians call roller coasters "American Mountains" even though roller coaster are called "Russian Mountains" in many languages around the world
AYKl TIL there exists a photograph of a man who served in the Revolutionary War under George Washington. He is also believed to be the earliest born person ever captured in a photo.