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Date: 2014-06-03 15:18:17Halogens Oxidizing agents Water treatment Swimming pool Pool fence Chlorine Trichloroisocyanuric acid Lifeguard Bromine Chemistry Matter Chemical elements | 11075 Niagara InfoSplash CMYKAdd to Reading ListSource URL: www.niagararegion.caDownload Document from Source WebsiteFile Size: 1,62 MBShare Document on Facebook |