Rust spots from rail dust?
The Semi Metallic particles come off of your brakes hot, land on your paint, and "stick". Once they get wet they start to rust. Absolutely no way to avoid it. Just keep your car clean and waxed.
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...no, most new vehicles are transported by train and as they are exposed to the elements, metallic dust from tha train wheels contact with the rail tends to settle on the surface of the vehicles. http://www.jcwhitney.com/autoparts/S...&searchbtn.y=5



