Re: Grounding Electrode
> From: eis at alto1_altonet.com (Paul Nicholson)
> Date: Mon, 13 May 1996 08:44:51 -0700
> Subject: Re: Grounding Electrode
> A good choice would be a graphite rod. The center post out of a "D" cell
> battery might work OK (assuming that it can be cleansed of the battery
> electrolyte). I don't know if graphite rods are still used in high
> intensity carbon arc lamps. Graphite is often used as an electrode in
> chemical processes, perhaps it is available industrially.
A word: pencils.
Most pencils use graphite instead of lead- another childhood myth
exploded. You might try splitting one open and using that, but I doubt
most metals will hurt your setup as long as you do periodic water changes.