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TIL: Clinking glasses together dates back to medieval times when hosts would pour their guests wine into their glass as proof it wasn't poisoned. Over time this became a symbolic gesture and if the guest trusted their host they would just clink their glasses together instead as a symbol of trust.

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mx7aP TIL the National Oceanic and Atmospheric Administration is part of the Department of Commerce because President Nixon's Secretary of the Interior publicly criticized the administration's Vietnam War policy. Nixon punished him by putting the new agency under a different department.
NolE TIL That when Crystal Pepsi was released, Coca-Cola released a competitor called Tab Clear… the only caviat being that Tab Clear was designed from the start to be poorly marketed and hurt Crystal Pepsi’s image, thereby killing off both products. Both campaigns died 6 months later.
v17VB TIL Tu Youyou discovered artemisinin and dihydroartemisinin, used to treat malaria, a breakthrough in twentieth-century tropical medicine, saving millions of lives. She is described as “almost completely forgotten by people”.
D1wEp TIL that President Roosevelt stated that if the atomic bomb had been ready in time, he would have ordered the military to drop them on Germany.
pPwe TIL: An inmate who murders a guard can get no more than five years in solitary confinement, but being found to be associated with a gang—even if you haven’t done anything illegal—can land you in isolation for decades.