› added 5 years ago

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TIL 70% Ethanol (alcohol) is a more effective disinfectant because pure alcohol on a single celled organism triggers coagulation (clot) preventing it from penetrating deeper into the cell wall rendering it dormant but still alive. The water in 70% ethanol allows it to penetrate before it can clot.

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R7dYa TIL That the Nazi and "Angel of Death" Josef Mengele's skeleton is used as an educational aid for forensic medicine courses at the University of Sao Paulo's medical school
R5p64 TIL that the Eiffel Tower in Paris was originally intended to be a temporary exhibit built to celebrate the 1889 world’s fair and was almost torn down and scrapped in 1909.
46Za TIL that in Denmark, it is illegal to burn foreign flags, but not illegal to burn the Danish flag.
1a9Er TIL that the film Eurotrip was filmed entirely in Prague, Czech Republic. (Scenes in the US were at the International School of Prague; the Paris railway station was actually Prague railway station; Vatican City was actually Prague's National Museum)
9YW5X TIL “Amazing Grace” was written by a repentant slave trader who hoped “it will always be a subject of humiliating reflection to me.”