<http://schema.org/description>
"For the Inspiration Mars mission, control team and spacecraft engineers have a solution to stop radiation from cosmic rays. Use human waste to line the spacecraft&amp;#039;s walls as a form of shield."^^<http://www.w3.org/2001/XMLSchema#string>
<http://inhabitat.com/space-poo-martian-astronaunts-to-use-human-waste-as-radiation-shield/>