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TIL Rosacea helps to maintain antimicrobial peptide levels during UV-deficient winters to combat life-threatening microbial infections, such as lupus vulgaris. Therefore, rosacea should not be considered as a disadvantage, but as evolution's blessing of the Celts which improved their survival.

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via reddit.com

XYGE TIL The CEO of Nestle said that Drinking Water is not a human right, and that there should be a market value for it
GY7AQ TIL the song "Edelweiss" in "The Sound of Music" was written for the musical, but sounded so much like a classic folk song that after the first performances, native Austrians said they were delighted to "hear that old folk tune again"
90Bp TIL There is a town in China where some people have Caucasian-like physical traits, such as Aquiline noses, blond or light-colored hair, blue or green eyes, and fairer skin tone, leading some people to create myths of them being descended from a lost legion of Romans.
rNdK4 TIL early credit cards were launched in "drops", wherein banks would mail unsolicited cards to tens of thousands of customers at once. The banks then leveraged that customer base to get local stores to accept the cards. Over 100 million cards were distributed before drops were made illegal in 1970.
jNa8N TIL that we still don’t know what greek fire is or how to make it.