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TIL feeling suffocated is caused by excess CO2, not lack of oxygen. Thus carbon monoxide (CO) is a silent killer: it blocks oxygen delivery and you can pass out and die quickly without feeling anything. It can also cause chain fatalities as people see a body, rush to help, and pass out themselves.

Read more ncbi.nlm.nih.gov

via reddit.com

LGdm TIL that the Statue of Liberty and Ellis Island, both iconic landmarks of NYC, are actually federal property that is located within the border of New Jersey.
JQo4 TIL that the Tesla Model S scored 5 out of 5 stars by the National Highway Safety Administration, the highest in the history of the automobile. It even broke the machine that was intended to crush it during a rollover test.
BgQpe TIL 56% of the population of Germany speaks English. More than half speak English versus the native language
xV9B7 TIL of Loulis, a chimp who learned to communicate trought sign languange, but he wasn't taught by humans: he learned the signs from his adoptive mother, Washoe, the first chimp to ever learn sign languange
xvAb TIL-In an interview with David Letterman in 1983, Frank Zappa said that he approached NBC in 1968 with an idea for a show that would take people in politics/rock n’ roll/the arts and let them discuss news topics. 10 years later in 1993, Politically Incorrect with Bill Maher hit the airwaves.