› added 1 month ago

4

TIL banks keep stacks of bills with dye packs next to a magnetic plate at a bank teller's workstation. It remains in standby mode until it's removed from the plate, causing it to become armed. A radio transmitter located at the door triggers an explosion that can reach temperatures of about 400 °F.

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LkBrr TIL we are either left or right eye dominant, just the way we are either left-handed or right-handed. ~70% are right-eyed.
kOaY5 TIL: that there are 200 fireproof copies (asbestos binding) of Fahrenheit 451.
N7RAM TIL Christopher Nolan originally wrote a full script with Heath Ledger's Joker playing a prominent role in 'The Dark Knight Rises', but scrapped and re-wrote the entire script after Ledger passed away.
19O7 TIL that despite elephants massive size compared to humans, they are 5 times less likely to die of cancer due to them having at least 40 copies of TP53, a gene that destroys cancer cells before they become a problem, versus 2 in humans.
doKZ TIL it can cost over $289,000 for a one-year hot dog stand permit in Central Park.