Rust stains on carpet or fabric?

That product sounds awfully handy to keep around, though.

It is just a strong acid.

drsolo wrote:
Rust is ionized iron. Need to drive the chemical reaction back to elemental iron. iron chemistry The usual is lemon juice and salt.

Very interesting, thanks! I didn't take chemistry in school and have to admit throwing out clothes, etc with rust stains. I knew about the lemon juice on silver, etc, but no idea it might work on fabric.

That product sounds awfully handy to keep around, though.

Rust is ionized iron. Need to drive the chemical reaction back to elemental iron. iron chemistry The usual is lemon juice and salt.
Here is another way: Removing oxidation from silver which involves a different reduction-oxidation of metal ions.

Lemon juice.