You are here: Home › Science › Your Own Personal Hydrogen Generator? ← Star Wars Uncut Only 20 percent of the energy in each gallon of gasoline is actually used to move the vehicle forward. → Your Own Personal Hydrogen Generator? http://www.sciencefriday.com/program/archives/200911203 Leave a Reply Cancel reply Your email address will not be published. Required fields are marked *Comment Name * Email * Website Notify me of follow-up comments by email. Notify me of new posts by email.