Thats interesting. I wonder if the additives the big companies put in take up volume and therefore reduce how much power you can get out of the gas.

Any of you guys in the industry know if this would be the case?

It could be that short term the no-name stations are good but in the long term using the larger named brands will keep your car running more efficiently.

My hydroponics experiment

You ever notice how hard it is to lip read cartoon characters?
"Crazy is what the sane call Delta Flyer"