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Re: [Homebrew_PCBs] Re: Heater for Etchant Bath
2016-10-09 by soffee83@...
My guess is it's mainly for ferric chloride and stuff. That mix you and I are using seems to generate its own heat somehow, though I have heated it when it was acting weak. I still haven't figured out why mine got weak, but I'm guessing it's shelf life.
Take Care