Porous grog composition, water purification device containing the grog and method for making same

Abstract

A porous grog with a body composition of clay and a source of Fe3+. Further, an earthenware water purification filter utilizing the porous grog in the body composition of the filter. Further, an earthenware filter utilizing Fe3+ treatment for water disinfection is disclosed. A water purification system incorporating said filter said water purification system capable of removing about 99% of all particles not less than 1.0 micron is size, and removing virtually 100% of fecal coliform indicators.

Dependencies are inferred from the claim text.