› added 2 years ago

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TIL that other than the carbon in blood diamonds, tantalum is the only pure chemical element to face international sanctions requiring conflict-free sourcing

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v1Py8 TIL that the Vjosa river is the last untamed river in Europe
nkbo TIL that during filming of the Star Trek episode “Arena”, William Shatner and Leonard Nimoy stood too close to a special-effects explosion; they have both had tinnitus (ringing in the ears) ever since.
g9nL TIL in the NHL if both goalies are injured they can be replaced by any available individual, including someone from the stands.
Pleg TIL the people of Ancient Rome had a toilet god
xnY5 TIL an ancient method of starting fire in SE Asia used a device called a fire piston that used rapidly compressed air to ignite a piece of tinder–the same principle used in diesel engines.