Larry Jaques wrote:

Yeah, about 35 years ago, I "saw the sun" on the back of a 240v power
supply on a 50a breaker in the Engineering lab at SouthCom (not the
military one, but an early freq synth manpack radio builder.) when my
screwdriver became the conduit for that bit of power.

You ought to see the flash as a Crescent wrench is vaporized after being
dropped across the buss bars (not by me but by a co-worker) being fed by
a string of 48 batteries similar to those depicted in:

http://www.relocationspecialists.org/bat/cells.jpg

--
Jack Novak
Buffalo, NY - USA