CNG article
 

this is what I have been talking about for over a year,they sell at the Flying J's in Salt Lake and other place's out west, http://us.news2.yimg.com/us.yimg.com/p/fi/16/53/76.gif
SALT LAKE CITY — The best deal on fuel in the country right now might be here in Utah, where people are waiting in lines to pay the equivalent of " 87 cents " a gallon. Demand is so strong at rush hour that fuel runs low, and some days people can pump only half a tank, the link can be found here, http://finance.yahoo.com/family-home...riving-Cheaply

Thanks for the link.