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Big bounty: Solve the riddle of the moon-toilet

Urine and feces in all directions.

Without gravity, it would be the reality for visitors of a traditional toilet.

in Order to exempt future astronauts for the experience, awarding the u.s. space agency NASA 35.000 dollars (equivalent to over 230.000 Danish kroner) in order to find a solution to the problem with to administer its relieve themselves in the room - under the title of 'NASA's Lunar Eps Challenge'.

- It can be a challenge to get things to the ports, where they should be, says Michael Linden Vørnle, who is astrophysicist and senior adviser at DTU Space.

In the weightless state in space stations and former space shuttles, have been used of the air to get directed both urine and feces in the right direction. Urine has been purified, so that it can be recycled, while you have sent the stool to the destruction.

in addition to the challenge of the functionality of the restroom, looks astrofysikeren also another challenge.

- Then there is the problem of how to handle the waste products. Here is a mind in relation to the moon been to be able to use the substance in human urine, to the building materials of the dust that is on the lunar surface - so you use the urea, water and månestøv to make a form of cement that can be used in the 3D printing of the elements for the film has become famous, tells MIchael Linden Vørnle of the considerations you should do, if you will have a chance to win the 230.000 euros.

See also: Scientists rejoice over the urine-cement

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