What is a common organic problem that affects vehicle paint?

Bird droppings and tree sap are indeed common organic problems that can affect vehicle paint. These substances contain acidic components that can cause damage to the vehicle's clear coat and paint if not removed promptly. Bird droppings, for example, can etch the surface of the paint, leading to discoloration and a rough texture. Tree sap can adhere strongly to the paint surface, making it difficult to clean without risking further damage. When these organic materials are left on the paint for extended periods, they can lead to more severe issues, such as permanent staining and the need for repainting or refinishing.

In contrast, while dust accumulation and pollen exposure can affect the appearance of a vehicle, they typically do not cause the same level of damage as bird droppings and tree sap. Bubble formation during curing is more related to application issues rather than an organic problem affecting paint after the fact.