In the end, rinse the object well and wipe it dry with a cloth. How potatoes remove rust Potatoes contain oxalic acid, which effectively dissolves rust. When oxalic acid and rust come into contact, ...

Rust is usually due to improper cleaning or excess moisture, but you can remove it quite easily. All you need is a potato and vinegar, and baking soda, or salt. The oxalic acid in potatoes can ...