it's soda crystals, you find them in the cleaning aisle. I may well give it a go, but some of my bits are already reconditioned with only light surface rust, so putting them through electrolysis seems like overkill...
edit. cross posting! the ones I got from tesco were called soda crystals. took some finding though!
Last edited by jps : 30th May 2013 at 09:22 PM.
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