› added 4 years ago

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TIL that the soda can tab is engineered to be operate as two different levers: a second-class lever pulls open the middle vent which depressurizes the can and then the first-class lever opens the drinking spout.

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5VdKQ TIL the controversial diamond Koh-i-Noor has a sister diamond called Daria-i-Noor, which is part of the Iranian Crown Jewels
epWxn TIL of Sinis, a mythological bandit slain by Theseus. Sinis would fool his victims by asking for their help in bending pine-trees to the ground, and then release the tree, catapulted the victim into the air
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