(on dry plaster) within a subsequent period. Vitruvius also informs us with regard to the pigments employed by the Roman artist. Black was drawn from the carbon made by burning brushwood or pine chips. Ocher was extracted from mines and served for yellow. Come across every little thing from https://connerkfyqi.onzeblog.com/29659591/5-tips-about-large-wall-paintings-you-can-use-today