div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: Home - Aqua Rex · CaC03 known as lime scale with by- products of carbon dioxide and water By Jonny Seccombe The main problem with hard water is that calcium bicarbonate reacts src=https:reader033fdocumentsusreader033viewer20220429185f5f235c8a3fea7a924cf4a9html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 2button div class=trans-image amp-img class=trans-thumb alt=Page 2: Home - Aqua Rex · CaC03 known as lime scale with by- products of carbon dioxide and water By Jonny Seccombe The main problem with hard water is that calcium bicarbonate reacts src=https:reader033fdocumentsusreader033viewer20220429185f5f235c8a3fea7a924cf4a9html5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 3button div class=trans-image amp-img class=trans-thumb alt=Page 3: Home - Aqua Rex · CaC03 known as lime scale with by- products of carbon dioxide and water By Jonny Seccombe The main problem with hard water is that calcium bicarbonate reacts src=https:reader033fdocumentsusreader033viewer20220429185f5f235c8a3fea7a924cf4a9html5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdiv