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137

TIL that the reason pen caps have holes is so you can't choke on them.

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awYB9 TIL Australian $50 note typo spelling mistake printed 46 million times.
kJJ65 TIL that getting goosebumps triggers new hair growth. They cause hair to rise in the short term and trigger more hair growth in the long term.
OG6AR TIL American ski trail difficulty symbols (Green Squares, Blue Circles, and Black Diamonds) were originally designed and tested for a Walt Disney ski resort concept. The National Ski Areas Association then chose the symbols to standardize nationally on.
4njJ TIL Jerry Springer had to resign from Cincinnati’s city council due to a check of his being found in an illegal brothel.
MebQ8 TIL A Kilogram was previously defined by the weight of a platinum-based ingot locked in a safe in Paris. It has been used since 1889. The General Conference on Weights and Measures decided to redefine Kilogram in terms of an electric current.