<http://schema.org/about>
"For those of us who wince every time a dirty diaper is discarded, take heart: Canadian company Knowaste can now transform those soiled, disposable nappies into roofing material. That's right, billions of"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/sustainable-product-design/dirty-diapers-knowaste-will-turn-them-into-roofing-material.html>