What is the effect of using dope over paint enamel?

Using dope over paint enamel can indeed have the tendency to lift and remove such materials. This occurs because dope is typically a solvent-based product, and when applied over enamel, it can interact chemically with the underlying paint. The solvents in the dope can soften the enamel, which may lead to issues such as lifting, wrinkling, or peeling of the paint layer beneath, resulting in a compromised finish. This reaction highlights the importance of ensuring compatibility between different coatings in aircraft finishing processes to maintain the integrity and appearance of the work.

The other choices do not accurately represent the interaction between dope and paint enamel. For example, while some may think dope enhances durability or creates a smoother finish, the potential for lifting indicates a different reality. Additionally, regarding drying time, while dope typically dries faster than many enamels, the primary concern in applying it over enamel is the adverse chemical interaction rather than merely an increase in drying time.