Are flex fuel engines an obstacle to low carbon mobility in Brazil?
Sergio Abranches
Brazil has been championing biofuels and “flex fuel” engines for some time and for good reasons. Flex fuel engines run on any possible combination of ethanol and gasoline. Since all gasoline in Brazil has 25% of ethanol, flex fuel engines can run on any mix of ethanol and gasoline, beginning at 25% to 75%, up to 100% ethanol. More »