This involves modification of Titanium Oxide by incorporating other metals into it. Taking small portion of the mixed compound and incorporating it to the clay, molding a pot like filter out of it, drying and burning at high degree. When cool the clay pot is placed on top of another pot or bucket and both placed in the sun where the energy released kills the micro-organisms or reduces the metal ions. . Titanium oxide acts as a catalyst in solar disinfection, thus purifying large quantities of water in a short duration
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