Which of the following is a potential hazard associated with welding?

Welding involves the process of joining metals using high heat, which can generate harmful fumes. These fumes are created when the base metals and any coatings or residual materials are vaporized and then condensed in the air. The nature of these fumes can vary based on the materials being welded, but they often contain toxic substances like metal oxides, gases, and other volatile compounds. Prolonged inhalation of these fumes can lead to significant health issues, including respiratory problems, metal fume fever, and long-term exposure risks associated with various materials.

Focusing on harmful fumes as a potential welding hazard is particularly critical because of the immediate health risks and regulatory requirements surrounding ventilation and monitoring in the welding environment. It's important for welders to use appropriate personal protective equipment (PPE), including respirators and ensure proper ventilation to mitigate these risks. Understanding the presence and dangers of welding fumes underscores the importance of safety protocols in the welding process.