<http://schema.org/about>
"It sounds odd, but it actually works. That's why the charity Matter of Trust is collecting truckloads of hair from all across the country."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/money/green-workplace/stories/video-human-hair-used-to-clean-up-oil-spills>