In message , The Medway
Handyman writes
Many rust removers are simply acids. This stuff converts rust into an
inert black layer
http://www.amazon.co.uk/Loctite-Rust-Remedy-Bottle-88781006/dp/B0001P0DLK
I think Wilkinsons chain stores sell this - at least that's where I
bought it from at a better price than that quoted. My local friendly
small garage recommended it. I've painted it on, but it's too early to
say about results.
--
Bill