What happens during painting operations? As always, the variables are many and complex to analyse: the extent of the health consequences of painting operations depends on the type of paint used, the application techniques and the level of exposure suffered by people. However, it can be said that occupational exposure to chemicals released during this activity can lead to the development of several respiratory diseases that can last over time and often for a lifetime: cough, asthma, liver and kidney damage, liver and blood cancer, as well as several eye disorders.