DISINFECTION METHOD The advantages and dis-advantages of using different disinfectants for drinking water treatment are explained. Due to the wide variation of system sizes, water quality, and dosages applied, some of these advantages and disadvantages may not apply to all systems. CHLORINE Advantages - Oxidation of soluble iron, manganese, and sulfides - Enhancement of color removal - Enhancement of taste and odor - Eventual enhancement of coagulation and filtration of particulate contaminants - Effective biocide - Easiest and least expensive disinfection method, regardless of system size - Most widely used for disinfection , and, therefore, the best known disinfectant - Available as calcium and sodium hypochlorite. These solutions are more advantageous for smaller systems than chlorine gas because they are easier, safer, and need less equipment compared to chlorine gas - Residual provision Disadvantages - Eventual deterioration in coagulation/fi ltration ...
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