As long as it works. In the past I've used electric fence wire, scrap copper wire from a defunct telephone exchange,
As long as it works. In the past I've used electric fence wire, scrap copper wire from a defunct telephone exchange,
"Don't put it on the plate if you can't eat it!"
"Copper" telephone wire would be good as here it's an alloy with steel (understandable). I know it's near impossible to solder. It isn't left "lying around" any more by the telephone companies".