<http://schema.org/description>
"As if the price of gasoline isn&amp;#039;t bad enough: Did you know that the fuel in your car&amp;#039;s gas tank is slowly evaporating away? Even when parked?"^^<http://www.w3.org/2001/XMLSchema#string>
<http://auto.howstuffworks.com/evaporative-emission-control-system1.htm>