Run an engine on hydrogen, natural gas, gas, diesel, propane, alcohol, etc. Drive on 75 cents per gallon natural gas. Drive on hydrogen, or hydrogen mixed with other fuels such as alcohol, natural gas, propane, diesel (yes, diesel and H2 in a “gasoline” engine), or turpines. Run on hydrogen and veggie oil, or used French fry oil AND hydrogen in a “gasoline” engine.
_______________________________________ People are made to be loved & things are made to be used. The confusion in this world is that people are used & things are loved!