Increasing population, urbanization, and economic development have led to increasing demand for fresh water supply to satisfy human need and to support industrial activities. Players operating in the water treatment industry use various methods of water treatment, in order to make water usable for drinking, cooking, industrial activities, irrigation, and other purposes. The particles removed during water treatment process are suspended solids, fungi, viruses, bacteria, minerals, and algae. The water treatment process involves chemical and physical methods. The chemicals used in the process are called water treatment chemicals. The water treatment method involves four processes including boiler water treatment, cooling water treatment, water purification, and wastewater effluent treatment. The market is projected to reach US$ 49.0 billion by the end of 2027, at a CAGR of 5.6% over the forecast period, owing to increasing demand for portable water.