On Fri, 13 Jan 2017 10:17:20 +1100, James
wrote:
I wonder whether a couple of hours soaking in a solution of CLR (Calcium
Lime Rust household cleaner) would help?
CLR and such will attack the aluminum frame. It works for cleaning
aluminum, but must be substantially diluted.
http://www.thecarycompany.com/facility-supplies/cleaners/clr/faq
What will CLR do to copper or aluminum?
CLR will take the finish off of aluminum and copper.
--
Jeff Liebermann
150 Felker St #D http://www.LearnByDestroying.com
Santa Cruz CA 95060
http://802.11junk.com
Skype: JeffLiebermann AE6KS 831-336-2558