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TIL tea was one of China’s earliest major exports. In fact, tea bricks were not only a convenient form for storage and transportation but were also used as a medium of exchange along the ancient Tea Horse Road—a trade route where tea was bartered for Tibetan horses.

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nWKm9 TIL that 13 US states have laws prohibiting the sale or trading of cars on Sundays. These so-called 'blue laws' were originally meant to keep people pious and promote church-going.
MkOK TIL that all expecting mothers in Finland can receive a “starter box” of baby clothes, bedding, nappies and toys from the government for free. The bedding fits the box so you can use it as a crib.
D1XAJ TIL Billy Redden, who played Lonnie in the famous Dueling Banjos scene from Deliverance, was paid only $500 for his role and now works at a Walmart in Clayton, GA.
kOOm TIL that approximately 20,000 cancer cases per year could be prevented by increasing fruit and vegetable consumption by one serving each per day.
8QV4 TIL that “eigengrau” is the color we see in perfect darkness, and that it can be controlled consciously.