“Million-to-one chances...crop up nine times out of ten.”
-- Equal Rites
9 publicly visible posts • joined 7 Aug 2017
Originally the UK ran on 240v and the continent on 220v. This was harmonised by calling it 230v and widening the tolerances so that everything complied. I don't know what actually gets supplied these days, but it seems possible that your toaster is actually being fed nearly 10% less than it expects.
...Admiralty will be issuing some chart updates...
There have been a number of Navigation Warnings on the subject - the latest:
From memory the Small Ships Channel was modified after the latest Chart 2625. You can tell the leisure sailors who read these things by which side of 4Bar they pass.