› added 1 year ago

138

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

gXPy TIL irrumatio is the polite term for ‘face-fucking.’
bY7p TIL That there was a man in a neighboring town know as “The Glastonbury Tickler” who would break into people’s houses at night, tickle their feet while they were sleeping, and immediately leave.
gMlDy TIL In 1944, a Finnish soldier escaping the Russian Army took 30x the dosage of methamphetamines designed to keep soldiers awake. He managed to ski 250 miles surviving on only a raw bird and some pine buds, and when he got to hospital a week later his heart rate was 200BPM.
KY8yB TIL During the '74 World Cup Final, Johan Cruyff, refused to wear the adidas kit due to his Puma sponsorship. They compromised and he wore a jersey with only two stripes. Years later Cruyff's own clothing brand released an orange shirt with 2 stripes and his number 14 - adidas then tried to sue him.
LQWVm TIL the earliest known usage of the term "Solar System" was by philosopher John Locke