Fascinating Facts About the International Space Station

There Are Only Two Bathrooms on the ISS

15. There Are Only Two Bathrooms on the ISS

A fully crewed ISS mission includes 6 astronauts and any animals like lab mice that may need for experiments.

There are only two bathrooms on the ISS. And to save water, the urine of crew members and lab animals is filtered in the drinking water supply. Sounds a little gross, but it comes out even cleaner thanks to incredible technology onboard.

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