Rust stains

[BAtoo]

I've got some rust stains on a (probably) polypropylene carpet with maybe some wool in it.. Can I use oxalic acid to get rid of the stain without it eating the carpet???

 

[AngusMcDoon]

Yes. Or stain Devil for rust which is easier to purr chase.

 

[BAtoo]

Thanks, I've some oxalic acid....