› added 7 years ago

162

TIL Soap bubbles are just a marketing trick to make you think some soaps clean better than others

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via reddit.com

XE9Dr TIL that Carfentanyl (think "normal" Fentanyl but on crack) is so potent that it can be used as a chemical weapon. It was most likely used during the 2002 Moscow theater hostage crisis as an aerosol mist to subdue the Chechen hostage takers.
EXvP TIL when an Israeli day care began fining parents for picking up children late, the number of late pickups went up. Economists believe that parents had previously been motivated to be on time by a sense of guilt, and the guilt went away when it was replaced by a fine that most of them could afford.
NXXy8 TIL of The Roc, a giant mythological bird from the Middle Eastern folktale Sinbad the Sailor, is thought to be a "distorted account" of the now-extinct, giant flightless Elephant Bird that once lived in Madagascar.
QJVyM TIL that heroin is an acetylated form of morphine. It is prescribed in the UK and elsewhere as diamorphine or diacetylmorphine.
Wk494 TIL the Great Sphinx of Giza is so old, that when the first archeologic expedition came to restore it, it had to actually excavate it first, as it was covered up to its ears in sand and dust. Oh and no - that expedition didn’t take place in the 19th century. It took place 3400 years ago.