Fairy tales do not tell children the dragons exist. Children already know that dragons exist. Fairy tales tell children the dragons can be killed. - G.K. Chesterton
Sunday, February 22, 2009
Got Manure? These Semi-Trucks Runs on Cow Pies
A California dairy has converted a pair of 18-wheelers to run on biomethane produced from cow manure, creating what is believed to be the nation's first cow-pie–powered trucks.