› added 2 years ago

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TIL that hand boilers can indeed be used to measure blood pressure through the variations of temperature at different pressures.

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kOWl4 TIL experts advise humans need 4 hugs per day for survival, 8 hugs per day for maintenance, and 12 hugs per day for growth
RXo7 TIL Dustin Hoffman didn’t shower, sleep or change clothes for 4 days, to get into character for “Marathon Man”. When co-star Sir. Laurence Olivier heard about it, he said “My dear boy, why don’t you try ACTING? It’s so much easier”
8aGlb TIL that scuba divers caught in the 2004 Indian Ocean tsunami were reportedly tossed around underwater, yet boats floating above were unaffected and failed to notice the wave as it passed by.
x59g TIL that the man with the deepest voice can hum 8 octaves below the lowest G on the piano; so low that humans can’t hear it.
oBnVK TIL that Finland was the first nation in the world that implemented universal suffrage (in 1906) and allowed all adult citizens to run for office, regardless of sex or race, and thus was the first true democracy in the world. The following year, the first female MPs in world history were elected.