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Rust is a common household enemy, rearing its ugly orange-brown head anywhere from the kitchen utensil drawer to the workshop tool chest. Although it poses no health risks on its own, anyone looking ...

Caitlin Saks and Arlo Pérez Esquivel team up with fellow NOVA producer Alex Clark to investigate a chemistry problem that has been eating at Alex (or rather, at his classic S13 Nissan Silvia) — rust.

Rust is unsightly, damaging, and weakens the metal it affects, eventually destroying the surface. Knowing how to remove rust from metal is a useful skill that helps restore tools, furniture, and any ...