› added 4 years ago

105

TIL There is no universal sign language. Different sign languages are used in different countries or regions.

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rg1W TIL that to put the roof on giant natural gas silos, they build the silo around the roof with an airtight fit, then use fans to slowly raise the roof up to the top
6EPXW TIL fiber-optic internet cables on the sea floor has to be wrapped in kevlar to protect them from shark bites
j6GEQ TIL Shortly before Paris was captured by the Nazis in 1940, French engineers cut the lift cables to the Eiffel Tower. German soldiers had to climb the entire tower in order to hoist their flag... which blew away after just few hours. Hitler himself was unable to make the climb when he visited.
nWWEo TIL that some "enhydro" crystals contain sealed pockets of water from millions or billions of years ago.
QNGma TIL that the voice actor for SpongeBob SquarePants, Tom Kenny, also voiced the Ice King in Adventure Time and the Mayor in The Powerpuff Girls. His versatility and iconic roles have made him a legend in the world of animation.