[nylug-talk] Cleaning dirty power

[David Rosenstrauch]

plut0248crat at isp.com wrote:
> Depends on the power of the lightning strike.
> Actually lightning travels from the ground into the sky instead of the
> reverse, as most people are led to believe.

Um, no.  Although that can happen sometimes, it certainly doesn't happen 
all the time - or even most of the time.

See here for details: 
http://science.howstuffworks.com/lightning.htm/printable

Search on that page for "cloud to ground" and "ground to cloud".

DR