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TIL the Soviet Union successfully put out a gas well fire that was burning for 1074 days with a underground nuke

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6E8gQ TIL: In the movie Gremlins (1984) monkeys were supposed to provide the special effects. The test monkey panicked when the mask was put on him and he ran around the editing room screaming and pooping everywhere.
Lk800 TIL Dax Cowart was injured in a propane gas explosion, burning his entire body except the soles of his feet, suffering hearing loss, and the loss of his hands and eyes. He went on to earn a law degree, advocating for patients right to die.
jXxj TIL a gravitational slingshot (of say a space probe) robs the host planet of a very small amount of orbital velocity. Do it enough times and you’d cause said planet to crash into the Sun.
xl7w TIL “Good Will Hunting” was going to be a Kevin Smith film until he declined, saying they needed a good director.
wLOXJ TIL that when calculating percentages, you can always swap the numbers to find your answer. For instance to find 3% of 50, you can take 50% of 3 and the numbers will always be equal to each other.