Welcome to one of the International Space Station's most important facilities. The toilet.
Whether we're standing firmly on the ground or floating in weightlessness, we all need to do our "business." That's just how nature created us.
But it's hard to even imagine what it must be like to do it in space.
The European Space Agency recently released a video of ESA astronaut Samantha Cristoforetti explaining how the International Space Station toilet works. Cristoforetti gives step-by-step instructions on what needs to be done.
So, for example, for liquid waste, this is how you begin.
Which might seem like a lot at first. Particularly in space.
But we imagine you'd get the hang of it. Watch the full video below to find out.
Here's another cool fact about the space toilet: the passengers' urine is recycled into water for them to drink. Yep.
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