Pseudoscience describes any belief system or methodology which tries to gain legitimacy by wearing the trappings of science, but fails to abide by the rigorous methodology and standards of evidence that are the marks of true science.
1 Flex-fuel hybrid electric and flex-fuel plug-in hybrid are two types of hybrid vehicles built with a combustion engine capable of running on gasoline, E-85, or E-100 to help drive the wheels in conjunction with the electric engine or to recharge the battery pack that powers the electric engine.
The flex-fuel-capable V8 is a $1,645 option, but that's the same price as its gasoline-only counterpart. E85 Is Just as Good as Gasoline If you purchase an E85 ethanol flex-fuel vehicle, or discover you already have one, and choose to run it on E85 ethanol it won't require drastic changes in your driving habits.