<http://schema.org/about>
"it doesn't sound nearly as catchy as the old Esso tiger in the tank, but this is for real. Evidently every cow that is slaughtered generates 200 pounds of tallow, which was used for frying and making food products until the transfat panic hit. Now Green"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/cars/put-a-cow-in-your-tank.html>