You don't need to subject yourself to acetone fumes or cost. Simple odorless mineral sprits will dilute Lee Liquid Alox and dissolve it. They will have to sit in it a bit longer, but it works. There is also a water-base degreaser that will likely do it called ZEP 505. Board member Hummer70 has used it to take the tar sealant off pulled military bullets and cases. Soaking, it gets underneath the tar layer and the stuff just falls off in about 24 hours.