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TIL - Failure to learn the Mayan Nixtamalization method of preparing corn (maize) lead to Pellagra epidemics in Europe, Africa, and southern USA. Nixtamalization frees the amino acid Niacin. Nixtamalized corn and beans is a complete protein diet and became the staple food in Central America.

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DQAMD TIL that the visual effects of the film, The Fountain, cost only a total of $140,000 on a budget of $35 million due to macro photographer Peter Parks’ creative solutions and a bare minimum of CGI.
pjaO TIL Bob Ross received hundreds of pieces of fan mail each week, and if someone who wrote to him often stopped writing, he would personally call them to see if they were ok.
KLoR TIL The 72 virgins promised to male believers are each 90 ft tall, 10.5ft wide, and have skin that is transparent to the bone marrow.
OG884 TIL Karl Bushby - a British ex-paratrooper - set out to walk around the world in 1998. He's currently at the Iranian border.
mxQEM TIL that our ability to taste sour comes from our ability to detect Hydrogen ions in our saliva. Hydrogen ions are Hydrogen atoms lacking their electron leaving just a proton. Thus protons are sour!