Water Offer: Drinking water is supplied on the electrolyzer. This drinking water is often purified for optimal performance by protecting against impurities from negatively affecting the method. First of all, Meaning a so-identified as “electrolyzer.�?That's the title from the product in which h2o is break up into hydrogen and oxygen. https://getsocialselling.com/story5591108/about-pem-electrolysis