. . . "The Tata Swach is a water purifier developed by Tata Chemicals, a part of the Tata group in India. Swach was designed as a low cost purifier for Indian low-income groups, who lack access to safe drinking water. The product is sold in three variants as Tata Swach, Tata Swach Smart and Tata Swach Smart Magic."@en . . . . .