Why is film fogging a concern in radiographic testing?

Film fogging is a significant concern in radiographic testing because it reduces image clarity, which can obscure critical defects in the material being tested. When film fog occurs, it introduces a haze or unwanted density to the radiographic image, making it difficult to differentiate between areas that contain actual flaws and those that do not. As a result, any defects that need to be identified for quality assurance or safety purposes may be missed or misinterpreted, leading to potentially serious consequences in the integrity of the tested components.

The concern around film fogging highlights the importance of maintaining strict control over the radiographic environment, including factors like exposure to light, chemical processing conditions, and storage of the radiographic film. Ensuring minimal fogging is essential for achieving accurate and reliable results during inspections.