![A gas pump displays the price for E15, a gasoline with 15 percent of ethanol, at a gas station in Nevada, Iowa, United States, May 17, 2015. Over the past few months, A gas pump displays the price for E15, a gasoline with 15 percent of ethanol, at a gas station in Nevada, Iowa, United States, May 17, 2015. Over the past few months,](https://c8.alamy.com/comp/2D04MNG/a-gas-pump-displays-the-price-for-e15-a-gasoline-with-15-percent-of-ethanol-at-a-gas-station-in-nevada-iowa-united-states-may-17-2015-over-the-past-few-months-privately-held-retailers-kum-go-and-sheetz-have-become-the-first-significant-chains-to-announce-plans-to-start-selling-e15-50-percent-more-than-the-typical-us-blend-reutersjim-young-2D04MNG.jpg)
A gas pump displays the price for E15, a gasoline with 15 percent of ethanol, at a gas station in Nevada, Iowa, United States, May 17, 2015. Over the past few months,
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![La question de la semaine. E85 superéthanol : seriez-vous prêt à investir et équiper votre véhicule pour payer votre carburant moins cher ? La question de la semaine. E85 superéthanol : seriez-vous prêt à investir et équiper votre véhicule pour payer votre carburant moins cher ?](https://cdn-s-www.leprogres.fr/images/7D2C3BDD-7D36-4A40-994D-4D9B049F502C/NW_raw/photo-philippe-vacher-1547569741.jpg)