› added 6 years ago

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TIL that despite his lady's man reputation, Elvis Presley avoided intercourse with most if not all of his early girlfriends, even Priscilla before they were married. One biographer suggested that The King developed an extreme fear of STDs during his military service.

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QNx99 TIL that an air bubble in a tire is extremely dangerous, and even a small one can lead to a catastrophic failure.
96X6 TIL… Lead was never used in pencils. A deposit of solid natural graphite was found and presumed to be a kind of lead ore, and the name stuck.
XEOyX TIL the kilogram is currently defined as the mass of a platinum-iridium cylinder called the International Prototype Kilogram, which was made in 1879 and is stored in a special vault in France. There exist several dozen official replicas, also called prototypes.
rRMGW TIL ARM processors are a descendent of the Acorn RISC machines I learned Logo on in primary school
P1nNG TIL ‘sacred’ cats in Ancient Egypt were routinely drowned as kittens or had their spines broken to be used as sacrifices and agricultural fertilizer