I therefore decided not to take possession of the vehicle. 50 Adhesion problems between base coat and clear coat. The best way to remove rail dust is with a clay bar. Repeated buffing can effect the factory texture and reduce the clear coat. Just a mild wash of the car will help clean the dirt minus damaging it. I don't know if everyone knows what rail dust is, I didn't know and had to do some research. person will not be tolerated. Prime before painting. A: I asked my son, Paul Jr., a body and paint specialist, if this can be done successfully. PLEASE TURN OFF YOUR CAPS LOCK. I know that painted hinges, such as on my van, tend to rust because the paint chips off. Use the 'Report' link on . Unless they are in covered containers, they run the risk of getting "rail rust" or particles from the train rails that are kicked up on the vehicles being transported. The 'yellowing' is paint oxidation caused by ultra violet (IR) infrared radiation radiation; it takes time and neglect of the paint for this to occur. since i am out of town for 7 months now, i can't wash or do anything about it. I don't know if you've ever tried to extract a hinge pin from a van door, but it is not for the faint of heart, so the silicone is a godsend! Dust: Although dust is only fine filth, it can scratch the paint if you or a buddy write down in it. Over 70% of new vehicles are transported from the factory using the rail system. // -->