5 SIMPLE TECHNIQUES FOR NEW YORK WALL STREET ART

The buon fresco system is made of painting in pigment mixed with water on a thin layer of wet, fresh new, lime mortar or plaster. The pigment is then absorbed because of the damp plaster; soon after several hours, the plaster dries and reacts with the air: it Is that this chemical response which fixes the pigment particles during the plaster. Immed