› added 2 years ago

54

TIL That Nicola Tesla invented and patented the first rotating speedometer.

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7Q8L TIL If North Korea detonated its largest nuclear device (7 Kilotons) at the White House, it wouldn’t even reach the Lincoln Memorial just up the street.
W7o4L TIL children were most prone to lead poisoning because lead chips and toys with lead dust tasted "sweet".
EN1P TIL: Usain Bolt Has Never Run a Mile
BgNwD TIL that garlic stored in oil has a high risk of causing botulism; food poisoning that can result in blurred vision, difficulty breathing, progressive paralysis, and even death
grVpA TIL trolley refers to trams and not just shopping carts. I had believed for the longest time that the trolley problem referred to shopping carts running over people...