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  • MG17 commented on Cyberscann54's instructable Simple Water Sensor10 months ago
    Simple Water Sensor

    If you're doing this for drinking water DON'T USE STAINLESS STEEL !!!I was going down that path too, thinking that there will be little/no corrosion, but then I noticed a strange substance in the water. Turns out that using stainless steel as electrodes is a bad idea as it releases a poisonous substance! ...See http://antique-engines.com/stainless-steel-electrodes.htm

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