Please submit it here , and check back each week to see a new reply. Before you begin dusting, however, examine the painting closely to make sure there are no areas where the paint is flaking, as brushing can easily dislodge loose pieces. Avoid the urge to wash the surface of the painting with a damp cloth.
Moisture can also cause shrinkage in the canvas or cracks in the surface, called crazing.
And even the mildest of soaps can affect or remove certain colors if their pH balances are incompatible. If dusting proves an insufficient means of cleaning your paintings, you may want to consult a professional conservator, who can remove surface dirt using specialized solvents. Marie Proeller Submit your question for Marie. All rights reserved.