According to the US Department of Defense, corrosion costs the Navy approximately US$7 billion every year. That's certainly an incentive for developing a method of keeping military vehicles from rusting. Now, researchers from the Office of Naval Research and The Johns Hopkins University Applied Physics Laboratory may be onto something. They're looking into the use a powder that could allow scratched or chipped paint to "heal like human skin."
Read the full article: Military vehicles could soon feature self-healing paint