Rust is the enemy of older steel bodied cars, it's a process that converts metallic iron to iron oxide which is the orange flakes so commonly seen on older cars. It can be a difficult process to stop in less-than-ideal conditions, such as high humidify or exposure to road de-icing salts in the winter. Once rust has gained a toehold on metal it is difficult to stop its spread, so it is vital for older cars to protect the body from rust before it starts. In this guide we will be assuming that the car is free from rust, and we will be protecting it from rust before it starts, rather than
