On Wed, 15 Aug 2001, Mike Ford wrote:
IBM uses a
dilute phosphoric acid solution, as does HP.
Good old Navel Jelly, orthophosphoric acid, seems to be at the heart of a
LOT of products. Nasty stuff if you get it on the wrong thing, but in
general it works great on corrosion.
Quite right and that may be part of the reason they did NOT name it
Navel Jelly - it ain't for belly buttons! Try Naval...
- don
Personally I still have RED and Blue cans of Cramolin,
and a few other
contact specific cleaners and restorers.