› added 12 years ago

89

TIL there are no known cases of elevators free-falling and killing the passengers inside

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rNNJy TIL that Henry Ford believed jazz music was unwholesome. So, to protect wholesome culture, he used his money to have square dancing taught in public schools.
grOgL TIL in 1987, United Airlines purchased Hertz, Westin, and Hilton for $2.3 billion, and rebranded itself as Allegis Corp., a one-stop fly-drive-sleep travel company. Stock prices tanked, investors balked, and it was dismantled less than 4 months later.
neDX9 TIL how one way mirrors work, One-way mirrors are coated with a half-silvered layer, allowing the mirror to reflect half the light that strikes its surface.
VMgrG TIL The glass of a beer bottle is brown or green to reduce spoilage from light, especially UV.
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