<http://schema.org/description>
"European researchers have come up with a method to 3D print in metal using tiny drops of copper and gold with the help of a laser. The ability to print more structures that better conduct heat and electricity could lead to entirely new devices and components being created."^^<http://www.w3.org/2001/XMLSchema#string>
<http://newatlas.com/3d-printing-gold-copper-twente/37966/>