Date Added: 6-Feb-2004    Courtesy: Rich Divizio
1. With various brush sizes, apply in a downward motion from the top of the car, your thinned polly scale paint, and work it into the grooves and such. It's best to have a few shades of grime thinned to give you a better look. The acrylic polly scale paint can be thinned with water giving you some real nice shades. 2. Your car should look dirty and you should now have streaks. There will be some streaks that are lighter or darker than others if you did the streaks using different shades. If all of your streaks have the same opacity, then it will not look realistic. 3. Try to break up the pattern of your streaks so that it looks random. "The more random, The more real.

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