Why does car paint bubble after just over a year?

[MilaFitz]

It may be due to excessively high paint viscosity or excessive spraying air pressure. Below is relevant information: Car painting: Car painting refers to applying a layer of paint to the car's surface to achieve a protective effect. Automotive paint generally uses baking paint. In automobile manufacturing plants, after the frame and body shell are welded, the next process is painting. Types include standard paint, metallic paint, and pearl paint. Car painting process: applying putty, sanding, painting, etc. Hazards: In painting, various solvents contain benzene and benzene compounds, such as toluene, xylene, etc. Thinners like ethanol and butanol, commonly used industrial solvents, are also toxic, with some even highly toxic, such as methanol. The presence of these toxic substances can cause certain harm to the human nervous system, respiratory system, and skin.