Hi guys, I use stuff called deox c
its made in England and avalible via post from bilt hamber laboratories in Essex, if you want there phone number pm me
you just mix it with warm water and drop in your ferrous metal treasures, follow the instructions and it disolves the oxidisation, its also good on none ferrous metals

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What manner of men are these who wear the Red Beret ?Their duty lies in the van of battle.They are in fact men apart Every man an Emperor.
Field Marshal Montgomery

Neil