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TIL Medical grade is nothing more than a marketing trick, which just means Inert

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OxGa TIL the Richter scale is an exponential scale which uses powers of 10. Meaning an earthquake measuring 9 on the Richter scale 1,000 times stronger than one measuring 6.
R5MN9 TIL the chemical reaction that turns food brown when cooking is called the Maillard Reaction and occurs around 140-160°C or 280-330°F
5YYaD TIL that despite being surprised by a 30,000 man army during the Mongols third invasion of Poland, the Polish were able to repel the Mongols and inflict heavy casualties
1aD87 TIL in the UK there's a museum all about America. Charting its history.
9Y66D TIL that President Jimmy Carter installed solar panels on the White House. Then, Reagan took them down. Now, one is in China.