Posted by Jon Lawes on 11/05/2019 23:30:08:
How on earth does that work then V8Eng, sounds like snake oil (only sounds like, your results sound pretty convincing)
I notice that others have gone into the chemistry aspects, that is beyond me.
Thought I would do a test though on polished brass and copper, the results of a quick test are below (including the iPad shadow).


Oops the dreaded photo rotation bug has struck!
Edited By V8Eng on 15/05/2019 21:04:54
Edited By V8Eng on 15/05/2019 21:14:28
Edited By V8Eng on 15/05/2019 21:19:34