maybe oven cleaner?? veggie oil is remarkable resiliant. the stuff that really works is commercial grade and is nearly 3$ an ounce.
current dawn dishwashing liquid now lacks the element that removes grease and oil curtesy of the epa...
you can also try glass top stove cleaner
heated sonic cleaner MIGHT work
last resort i would try a media polisher like a vibratory case cleaner but the gun would likely need refinishing after that.
soda blasting will definitaly remove it along with the the finish
"Gun control: The theory that a woman found dead in an alley, raped and strangled with her panty hose, is somehow morally superior to a woman explaining to police how her attacker got that fatal bullet wound." L. Neil Smith
The problem with being stupid is you cannot simply decide to stop doing dumb things...
"I crapped my pants to avoid the draft!!" -Ted Nugent
Last edited by JonM; 12-17-2012 at 02:30 AM.