We all know that lead content is considered to be toxic and hazardous to us. Usage of pigments containing lead in printing inks is widespread and is a common practice. The coloured pages of almost all newspapers and magazines contain high levels of lead. Even small amount of lead in the body is harmful. So there arises a need for having lead-free pigments in inks. Nanoparticles have more amplified properties than bulk solids. BY making use of these properties in the ink industry we can make inks having more enhanced properties than that are available today. This book explains the preparation...