Natural Gas Cars: CNG Fuel Almost Free in Some Parts of the Country : Gas 2.0

While the national average price of gasoline is now $3.60, some residents of Utah are happily filling up on compressed natural gas (CNG) at $0.63 per gallon. That’s the country’s lowest price for CNG, which has understandably caused a surge in demand for vehicles running on a fuel that one man described as “practically free.”