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Preparatory drawing

The preparatory drawing is carried out, by means of the contour line to which chiaroscuro can be added, using a liquid or dry medium. A scheme of materials and procedures …

Color alterations

The primary function of the finishing varnish layer is to protect the paint from external agents. Contact with air and pollution can lead to …

Consolidation and color fixing

The term consolidation refers to all those operations aimed at restoring a sufficient degree of cohesion in materials that have undergone a …

Flaking and color loss

The mechanical tensions that the support undergoes over time generate cracks (craquelure) that affect all the layers of the painting (preparation, paint film, varnish) and that …