That's because oil paint is particularly long-lasting and resistant against moisture — which is the ultimate cause of rust.

Here's what you need to know about protective coatings for metal to achieve professional, long-lasting results.

Painting over rusted metal -- While we always recommend removing rust before painting metal, there are times when you just can't get at it to sand, scrape or chemically dissolve it.

Natural paint on fender bolts and washers, fasteners, and hood hinges may look close to factory original, but the factory finish was a coating of phosphate and lubricant for rust protection. Paint ...

Oil paint is simple. It's just a mixture of oil and pigment. But depending on the color and quality, a liter of this paint could cost up to $1,100.