.. To be honest, I just occasionally use these 3 & 4 letter abbreviations because other smart contributors do.
As far as I know, they have no real meaning.....:D:D:D:D
Be advised that the smoke contained in British wiring has a tendency to escape, so you may find this link useful.
Lucas Replacement Smoke Kit
Cheers,
James.
"A gentleman does not go motoring about after dark"... Sir Joseph Lucas
(inventor of the Short Circuit and connectors that don't...)

