› added 5 months ago

20

TIL Potassium chloride, a salt substitute for food often mixed with ordinary table salt to form low sodium salt, is used as the final drug in the sequence of execution by lethal injection

Read more wikipedia.org

via reddit.com

P1x9O TIL : Concorde airplane flew so fast, if you left London (or Paris) in the evening flying west towards New York, to the passengers in the plane, the sun would actually appear to begin rising again shortly after reaching cruising speed. The plane flew faster than the Earth's rotation.
gMRBy TIL: The US dropped a total of 67 nuclear bombs on the Marshall Islands
N78RP TIL the oldest known "Yo Mama" joke was found on a 3500 y.o. broken tablet in Iraq. And is missing the punchline.
loVdN TIL: If you ever got shrunk down to the size of an ant, not only would everything look bigger to you, but the world would also appear almost a million times darker, light would no longer appear straight meaning that the world around you would be covered in a haze of blurriness and shadow
JYRBQ TIL that while not enforceable, the U.S. has a flag code which advises Americans on proper flag usage. Examples include, No marking or changing the flag's colors, It must be lowered at night unless properly lit, a flag may not be used on a float without a pole, and no flag apparel of any sort.