"charles" wrote in message
...
In article , Rod Speed
wrote:


"Des" wrote in message
...

"John Rumm" wrote in message
o.uk...
On 26/05/2015 10:43, Des wrote:

how come when I cut through my wiring going to my 13a sockets all the
sockets are still live?

Sockets are usually wired on a ring circuit. See the illustration
he

http://wiki.diyfaq.org.uk/index.php?...ers#Overvie w

Cut one side of the ring, and there is still an alternative path via
the other.

But why do they do that?

Because it works better.

Not really,

Yes it does, particularly with high loads like electrical heaters.

but it saved copper in the 1950s,

Saves copper now too.