Excerpted form the Question/Answer section of a site (
http://www.nicks.ca/evap-2.html) about Evapo-Rust.....
"Q)Will EVAPO-RUST â?¢ remove bluing and other oxide finishes?
Yes. EVAPO-RUSTâ?¢
will remove these in about 30 minutes. Anodizing will not be removed.
Powder coating and paint will not be removed as long as the paints do not contain oxides."