› added 2 years ago

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TIL that the holes on the electrical prongs of plugs don't actually serve any function - companies that make them save a bit of metal from each plug by creating these holes. People nowadays also expect to see these holes which is another reason companies continue to produce plug prongs with holes.

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7gNL TIL that Canola is made from Rapeseed. Wanting to avoid the negative connotation of the word ‘rape’ the Rapeseed Association of Canada coined the new name from Canada (Can) and Oil (Ola).
W8lL TIL that during a siege, the Mongols catapulted corpses that were infected with the plague over the city walls to infect the inhabitants.
6EJ67 TIL the Tsar Bomba, the largest ever nuclear bomb detonated, was originally designed to yield 100 megatons. However, Sakharov was very apprehensive about the amount of radiation it would create, and therefore replaced the bombs innovative uranium layers with lead, halving the size of the blast.
gMKnL TIL that only 7 men have lived to see their millionth hour, though more than 100 women have done so
Me61b TIL prior to After Earth's (2013) abysmal box-office performance, Will Smith had plans for the film to spawn a sequel, an animated television series, a video game, theme-park attractions, and a social media platform.