Has anyone heard of Acetone improving gas mileage? Looks too good to be true.

Acetone In Fuel Said to Increase Mileage

Sounds interesting. I have never tried it. Although I've known many friends that have tried Slick50 to enhance gas performance and engine wear and have had many problems.

Directory:Acetone as a Fuel Additive - PESWiki

Actually not so sure about why it looked so good, at best they were looking at 15 percent increase which is from the increase in octaine of the gas. But this was also the issue since it can if car not adjusted properly, in some tests showed also a decrease.

There has been a lot of failure of mechanical parts also in some tests, And according to web site, even banned from this use in one country