So what are the differences between summer grade fuel and winter grade fuel? Summer grade fuel is more expensive for two reasons because of the constituents it contains and because refineries have to briefly shut down before they begin processing it. Summer grade fuel also burns more clean than winter grade fuel. This just means that it creates less smog and releases less toxic air pollutants, Which we'll discussion about more [company: environmental protection agency]. using the difference in cost of production varies. One estimate claims improve of only 1 cent to 2 cents per new england patriots depth chart for week 10 pregnancy spotting gallon [original: record], While an additional states 3 cents to 15 cents per gallon [resource: need]. No matter the differences in production costs, the increase at the pump is even greater, Owing to summer time driving season, Dips in production, Maintenance costs and companies' converting new england patriots roster 2011239 to production of summer blends.achieved it. I won the Governorship in mn, And was not a member of the Democrat or the Republican, introduced Ventura. I allowed in the dialogues. But you notice those two parties control the debates? They won let everyone else in them. If I can doubt them, Piers, i'm able to beat them. It that easy. The entire clip, As Ventura goes on to spellout why he never used a prepared speech during a debate, And for the next edition of Morgan Live, Watch CNN nightly at 9.