StaBil is 95% Hydrotreated light naphthenic distillate solvent extract.
Re: E15: It is my impression that when going to a gas station, instead of having a couple of thugs hold you down while a third thug shoves an E15 pump nozzle into one of your orifices, they are simply going to have another choice at the pumps, and E10 (or whatever else) is still available.
E15 Fuel: What It Means To You - Driver's Seat - WSJ
Have you quit the R in R&D altogether?