Isopropyl alcohol is great for cleaning ground in ball tracks and dirty rubbers ... ( hey hang on ! , that don't sound right ! ..
![laughing %.%](http://www.aussiepinball.com.au/Smileys/classic/laughing.gif)
) .
Follow it up with a bit of Novus 1 or 2 .
For playfields I like to finish them with a little bit of pure Caranuba Wax ( the solid stuff , NOT the liquid type ) .