However, carbon steel alloys used to build truck frames are among the most vulnerable to rust because of their high iron content and low levels of chromium. Although stainless steel is more naturally ...

In fact, iron and steel (an alloy consisting of iron and carbon) will completely reduce to iron oxide and other constituent elements over a long enough period of time. So, how to stop rust on a car?

Stainless steel is made by combining iron and carbon with chromium and nickel, giving it a shiny, rust-resistant surface. It's worth noting that stainless steel doesn't require seasoning.