The old quarry pozzolan has evolved into a mature group, important and ready to face the challenges of a domestic construction market important and constantly changing, certainly with high, if not higher, product quality materials, and equal dignity to competitors is national, and European and non-European. Thermal insulation, acoustic, sustainability, lightness and ergonomics, suitability for construction in seismic areas, quality control, advanced environmental management systems: this is the context in which the challenges between competitors will be held, at a time that no more than improvisation, but essential training, knowledge, and equipment up.