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Tim Peake on space station life: 'Today's coffee was yesterday's pee'

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British astronaut Tim Peake has told Newsround about what he ate and drank in space - including his own pee!

He explained that urine gets recycled into drinking water on the ISS, to cut down on waste.

Tim Peake has been travelling across the country and meeting kids since returning to Earth from the International Space Station.

He's stopped by Newsround HQ to answer some of your questions.