› added 7 years ago

64

TIL if a professional wrestler really gets injured during a match the referee will raise his arms over his head into an “X” shape to signal to backstage officials and paramedics that something is legitimately wrong.

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via ift.tt

vPGO4 TIL wasps carry the yeast that kickstarts the initial fermentation process that turns grapes into wine.
6EGBQ TIL that in 1998, Sony accidentally sold 700,000 camcorders that had the technology to see through people’s clothes. These cameras had special lenses that use infrared light, which allowed you to see through some types of clothing.
LQQwP TIL that the CSI:Crime Scene Investigation franchise put out a kit for kids that contained asbestos in the fingerprinting powder. Lead, arsenic, and other toxic chemicals were also found in some kits.
yVYra TIL that the co-founders of the Guinness Book Of Records were the twins, Norris and Ross McWhirter. Ross would later be murdered by the I.R.A.
91rG TIL that Tinder, Match.com, PlentyOfFish, and OKCupid are all owned by the same company.