Quote:
Originally Posted by dice
In this case it apparently does not match, at least not
all of the time. There are two paths to ground at the breaker
box, through a neutral wire and through a ground wire.
A ground wire only carries current if there is a short
somewhere and the device with the short is grounded
someway, usually with a ground wire and 3-prong plug,
grounded metal conduit, whatever. (Current can also leak
to ground through a concrete floor, a cast iron or copper
pipe that connects to ground outside, etc.)
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Well this metal grow rack is in the basement sitting on a concrete floor. Does this have anything to do with it?