Quote:
Originally Posted by sparkymike
...might be just a case of corroded wander plug sockets... my father... was involved in switchboard plugs for BT...
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I’m sure your father would recall Greygate ‘Paste Polishing No 5’, which was specified by the GPO for polishing the tarnish off the brass plugs. It also works wonders when applied sparingly on a cotton bud and rotated down the wander plug sockets of AvoMinors!