A condition that occurs when the alkalinity in fresh masonry causes the breakdown of a paint's binder, resulting in colour loss and overall deterioration of the paint film. Most likely to occur with vinyl acetate copolymer water-based and solvent-based paints applied to masonry surfaces that are less than a year old.

A condition that occurs when the alkalinity in fresh masonry causes the breakdown of a paint's binder, resulting in color loss and overall deterioration of the paint film. Most likely to occur with vinyl-acrylic latex and oil-based paints applied to masonry surfaces that are less than a year old. Also referred to as saponification.