There are various causes for rusting body panels of cars. It can be controlled by having following precautions:
1. Fiberglass panels: Fiberglass panels are used to laminate body panels of your car. It protects your car’s body from sunlight, rains, muds and other many contents that can harm your car’s body.
2. Rust Bullet: It is another idea to get your car’s body panel safe from those harmful sources. Rust Bullet is a type of polish coating that works as suns cream lotion for your car.
There are many other sources are available.