It’s hard to imagine a more corrosive environment than the northern California coast, where I live. Rust Free and Boeshield T-9, two products manufactured by PMS Products (boeshield.com), have been working well for me to both remove and protect against rust on vulnerable tools and equipment.

To remove light rust, simply spray on Rust Free, allow the acidic solution to penetrate, then wash it off. Remove heavier rust with multiple applications and abrasive pads. T-9 is a solvent and paraffin-wax formula developed by Boeing to lubricate aircraft components while defending against rust and corrosion. It displaces moisture and dries to...

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