The theory here in North America was that if it was "down and out" then
someone being shocked could possibly kill the circuit as they fell. Or at
least so I was taught, some 35 years ago.
On Sat, Feb 27, 2010 at 9:28 AM, John Hudson <OM4T@xxxxxxxxxxx> wrote:
> A big mystery for me is why light switches in Canada [and maybe in the US]
> flip up for on and down for off whereas in the UK it's up for off and down
> for on.
>
> jh
>
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