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Posted 2 weeks ago by mrabe in category: interesting   Comments (1)


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Posted 4 years ago by JellyInjector in category: interesting   Comments (0)


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The Moon has synchronous rotation: it's rotation period is the same as its period of revolution.
Posted 3 years ago by DuffBeer in category: interesting   Comments (0)



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Airbus Reinforced Cockpit Door Description and Procedure
Posted 2 years ago by PennY in category: interesting   Comments (2)


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Guy finds this while cleaning his office. Last time he can remember doing anything with it was about 25 years ago.
Posted 1 year ago by B2B1 in category: interesting   Comments (0)