I know there has been plenty of threads about this and I have tried quite a bit of the ideas but to no avail the sap still remains. I want to know what you guys use for the most stubborn sap residues, I have a spot that I have used mineral spirits on sap removers and still no luck. The area is smooth but you can still c the design. Ill post a pick in a second its kind of hard to c but its there.