In the following video, Motley Fool energy analyst Joel South takes a question from a Fool reader, who writes: "What are your thoughts on natural gas as a transportation fuel? Can Westport Innovations (NASDAQ: WPRT ) and Clean Energy Fuels (NASDAQ: CLNE ) fill this niche?"
Ask a Fool: Natural Gas As a Transport Fuel?
June 29, 2013 | Comments (0)
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