(10-28-2016, 06:24 AM)Pete O Wrote: Ron I only just twigged what you're referring to as 'soda wash', is that caustic soda? Sounds like a distinct possibility although I assume that would need a plastic drum rather than a steel one?
Soda wash is quite safe. Just do not confuse it with lye as I've known a few people who think lye is soda wash. BTW, its also used in reverse electrolysis to strip rust off ferrous material.