Which of the following is a type of bulk paint deterioration?

Bulk paint deterioration refers to significant failures in paint that result in noticeable damage, typically affecting large areas. Cracking is a type of bulk paint deterioration characterized by the formation of fissures in the paint film. This occurs when the paint loses its elasticity and bonds to the substrate, often due to age, exposure to environmental factors, or poor application techniques. As the paint dries, it can shrink and pull away from the surface underneath, leading to visible cracks that compromise the paint's protective qualities.

Other forms of paint deterioration, such as bubbling, blistering, and alligatoring, can also signify issues but are often seen as specific defects within the paint layer rather than a broad category of bulk deterioration. Bubbling refers to the formation of small, rounded protrusions beneath the surface of the paint film, often caused by moisture or trapped air. Blistering is similar but typically involves larger pockets where the paint has lifted away due to heat or moisture. Alligatoring resembles the skin of an alligator, with a pattern of cracks forming due to extreme weathering and loss of flexibility.

Understanding these distinctions helps in assessing the severity of paint deterioration and the necessary remediation steps. Cracking is particularly important in lead risk assessments because compromised paint containing lead can pose