No, adding acetone to gasoline does not improve gas mileage, and it is not recommended. There is a common myth that adding acetone to gasoline can enhance fuel efficiency by improving combustion. However, numerous studies have shown that adding acetone to gasoline does not result in any significant fuel economy improvements.
Acetone is a solvent that can potentially damage certain engine components, rubber seals, and fuel system parts. It is not designed or intended for use as a fuel additive. The best way to improve gas mileage is by ensuring proper vehicle maintenance, such as regular tune-ups, maintaining proper tire pressure, and adopting fuel-efficient driving habits.
It is important to rely on scientifically supported methods for improving fuel efficiency and consult reputable sources or experts in the field