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Old March 11, 2013, 10:53 AM   #3
PetahW
Senior Member
 
Join Date: September 19, 2008
Posts: 4,678
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I seem to remember a fairy recent reference to a sonic-type rust removal / cleaning method, but I didn't give it a 2nd look, because I wasn't interested in it.

I'll try to run it down.

FOUND IT ! - The method's called "ultra-sonic rust removal" (google).

http://www.youtube.com/watch?v=49mtixpnX7g




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