<http://schema.org/about>
"Bamboo has blossomed with the green movement, going from Panda chow to material extraordinaire in a few short years; we've seen it used in just about everything: flooring, anti-microbial bedding, and notebook computers, not"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/sustainable-product-design/whats-so-great-about-bamboo.html>