<http://schema.org/about>
"  Faithful treehuggers everywhere can appreciate the genius of this tiny gem.  How many times have you set out for a nighttime trip on your trusty bicycle, only to find that the batteries in your warning flasher have run out completely.  Worse yet, maybe"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/cars/pedalite-self-charging-bike-light.html>