i. Water treatment: Water treatment refers to the process of improving the quality of water to make it suitable for a specific purpose, such as drinking, irrigation, or industrial processes. This can involve various methods to remove contaminants, reduce pollutants, and enhance water safety, including physical, chemical, and biological processes.
ii. Water purification: Water purification is a specific type of water treatment that focuses on removing impurities and contaminants from water to make it safe for human consumption and other uses. This process may include filtration, disinfection, and other techniques designed to remove bacteria, viruses, chemicals, and suspended solids.
(b) Name impurities that can be found in water: i. Microbial contaminants: These include bacteria, viruses, and parasites that can pose health risks if present in drinking water.