<http://schema.org/about>
"Following from my rant earlier this week about fuel efficiency, I bring news of another way to decrease your gas usage. If you reguarly use a roof rack to carry bulky items around, then you probably leave it attached to your roof all the time. The"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/cars/inflatable-roof-rack.html>