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TIL hair smells bad when burned because keratin needs large amounts of the sulfur-containing amino acid cysteine for polymer crosslinking, which give it it's rigid properties

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0dJby TIL Bread was invented in Egypt around 8,000 BC. The first examples of it were flat and unleavened, most closely resembling what we know today as chapatis in India or tortillas in Latin America.
v1Enr TIL 29 years before Chenobyl, another lesser known nuclear disaster occurred in Kyshtym. Records are rare, but it seems some 10,000 people were evacuated and speculation that some 6000-8000 died
9wyG7 TIL at the Battle of Red Cliffs in 208 AD, Chinese General Cao Cao captured the naval port of Jiangling and seized a river fleet. He lashed his boats together into clusters to stabilize them for queasy troops. Enemy troops lit their own boats on fire and sent them at the fleet, burning them all down
VM8Zk TIL about Buy Nothing Day, established to counteract the consumeristic Black Friday
0dRvA TIL Canada has only sentenced one person, Stanko Joseph Grmovsek, to prison for insider trading. He was the first and only person in Canadian history to serve a Federal sentence of imprisonment for insider trading. He was sentenced to 39 months in prison.