Revolution – On A Nano Scale

Produced by volcanic explosions, nanoparticles – about a thousand times smaller than a fly’s eye – have always been part of the earth’s atmosphere. Used, if not understood, by artisans for centuries, nanomaterials have been part of pottery glazes, metallurgy and the glass work of cathedrals. Produced by diesel exhaust, they have been a human-generated pollutant since before the term …