The water treatment and mining industries have several chemicals for their operations and to address environmental concerns. Coagulation and flocculation chemicals such as Aluminium Sulphate is used to remove impurities from water thereby increasing clearness and sanitation. Another chemical, Calcium Hypochlorite acts as a disinfectant to eliminate pathogenic organisms to give safe and clean drinking water. Let us go through each of these chemicals and understand how they are useful to the industry.