The phrase "water purification" refers to the process of making water clean and safe to drink. It involves removing impurities, contaminants, and harmful substances from water to make it suitable for consumption and other uses. Full definition
«Such systems might ultimately be useful,» he suggests, «for water purification systems for remote areas in the developing world, where pollution from pesticides, dyes, and other chemicals are often an issue in the water supply. (sciencedaily.com)
The companies have already paid for water purification systems as part of an order of consent and administrative settlement. (poozerpolitics.com)
They have been effectively used in water purification systems (4,9). (drvitaminsolutions.com)