That's not Tang...

This video, which had me crying laughing is about NASA's Water Recovery System on-board the International Space Station that turns urine into drinking water... There is some bad language so consider yourself warned!

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It is very "green" to recycle sweat and urine into drinking water! It is also very economical for NASA considering it costs thousands of dollars to ship a pint of water to the ISS. You can read more about this on NASA's website.