It could become a key component of motors fueled by hydrogen. (sciencemag.org)
Among fossil fuel taxes, taxes on petroleum products account for about 50 % - of which the major part is directly derived from motor fuel taxes. (watertechbyrie.com)
I'd like to see the rate of tax on motor fuels increased because I believe that the climate change problem is so serious that we must attack it from all possible angles. (ramblingsdc.net)