Preparatory layers influence the texture of a painting, the color has an impact on tonality of the picture and their absorbency influences painting technique chemistrycomposition and the degradation of materials are particularly importantThe influence of preparatory layers on the stability of oil paintings is a subject that has occupied the minds of many authors of artists' manuals, recipe books, and related historical sources. Depending on their location in time and space, artists have had different views on the subject and have selected different materials and techniques to prepare their...