<http://schema.org/description>
"Customers want quieter vehicles. They also want cars and trucks that have better fuel economy. Until now, the two goals were mutually exclusive because making a vehicle quieter meant adding more layers of heavy insulating materials."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.autofieldguide.com/columns/less-weight-more-quiet>