The polishing of marbles and terrazzos must be done, after the installation of the flooring tiles or when the floor shows wear, deterioration or damage attacks. Even if the laying of the flooring tiles is successful it always requires a balanced and polishing on them. The vitrified or the brightening is done to keep the floors shiny. With this, the floor does not slide, it gives an elegant finish and at the same time provides the visual impression that the floor is wet.