<http://schema.org/description>
"Belgian chemists have discovered a cheaper, cleaner, way of making polylactic acid (PLA). Their invention is to be developed by a petrochemical company. Jim Drury reports."^^<http://www.w3.org/2001/XMLSchema#string>
<http://uk.reuters.com/video/2016/02/15/cheaper-greener-route-to-bioplastic?videoId=367406524>