"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Luckily, a spot of rust is not a death sentence for your metal gear. Rust removers use a simple chemical ...

We may earn a commission from links on this page. Within a few seconds of walking into the bathroom of my new apartment, I knew I'd be living in one of the majority of American homes with hard water.

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Chemical rust removers use acid, solvents, or sodium hydrosulfite to dissolve rust off hard surfaces. Depending on the active ingredient, they can be very hazardous: Acid-based rust removers work fast ...