Forget all the scientific advances, the most popular question asked of astronauts is much more primal: How do you use the restroom? Suction is needed to counteract the lack of gravity, and it's not ...
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astronauts bathroom | how space toilets work
Uncle Ken explains how astronauts use the bathroom in space, including the use of a special toilet with a camera and the recycling of urine for drinking water. China executes 11 members of gang who ...
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