[Amps] 230v wiring question

[Steve Thompson]

Robert Bonner wrote:
  > Romex is trade name of a non-metalic cable.  His 12/2 is 2 
conductors and a
> bare ground.  It is good for 120 V wiring and in the USA if you black or red
> tape the exposed white conductor you can use it as a hot and wire up 220V.
Ahhh - twin and earth. Finally I understand! We all use the same stuff 
(but without the dual voltage confusion).

Steve