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Only use approved fire starters — never gasoline or paint thinner , for example . Using alternative fuels , can help alleviate some of the problem because they burn more cleanly then gasoline or diesel fuels . Aerial ropeways have provision for an auxiliary drive in the event of electric power failure , usually gasoline or diesel driven . EPA believes that trading between gasoline and diesel could provide manufacturers who produce both a competitive advantage over those who produce only gasoline or only diesel engines . Today we commonly discuss gasoline or gasoline-powered vehicles and their impact on air quality . In past years , domestic topping plants or skimming plants were sometimes used ( i.e ., Farmer 's Cooperatives ) to distill off light components with the sale of possibly only gasoline or diesel fuel .