<http://schema.org/description>
"Want to turn your creative thinking about objects into a reality? Of course you do. What if you could just magic up a new button for the one that fell off your favourite shirt? What ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/magazine/2012/11/30/the-rise-of-3d-printing/>