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TIL Of the Sayano-Shushenskaya power station accident. A turbine cover failed, causing the 920-tonne rotor to be ejected in to the turbine hall. 75 people died

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Me4Ma TIL that owls are associated with knowledge in Western tradition because they are the companion animal of Athena, the goddess of wisdom, in Greek mythology. However, the origins of this relationship are largely unknown.
b9lbp TIL of the JFK Records Act, an act that states that all government documents related to the Kennedy assassination be publicly disclosed on October 26 2017.
e09X5 TIL That Caterpillar has autonomous mining truck and those trucks have more 70 millions of kilometers since can operate 24/7 in a mine. (I left heavy machinery ennvironment 20 years ago, but seems that them have been researching fron 30+years righ in front of my nose).
rRjNM TIL about a lightweight and low-cost “brick” that is made of recycled plastic and sand that is stronger than concrete material. It was created by an engineer in Kenya named Nzambi Matee
0jYN TIL that during the a battle in 1797, British Admiral Horatio Nelson was badly wounded in the right arm. When he came to the surgeon he said, “the sooner it is off the better,” within a half hour of the amputation he returned to command of his forces.