[whizzernick]

I guess you didn't read or understand what I wrote. In order for the steel to become a
sacrificial metal it needs several things. oxygen or as you call it air and as you know air has moisture in it. so the primer and paint keep every thing fine for a period of time---not forever. My point is simple why put something on your car body that can make your car go away. why not use something that has no effect on your car body.