Which of the following is a type of burn that can occur from electrical accidents?

An arc burn is specifically associated with electrical accidents and occurs when an electrical current travels through the air between conductive materials, creating a significant amount of heat. This type of burn is often the result of an electrical arc flash, where the electrical current can cause serious skin and tissue damage similar to that of a thermal burn. The intense heat generated by the arc can lead to immediate and severe injury to anyone in proximity, especially if the individual is wearing conductive materials.

In contrast, radiation burns are usually the result of exposure to radiation sources, friction burns arise from skin rubbing against a surface, and chemical burns occur due to contact with corrosive substances. Therefore, these other types of burns do not relate specifically to incidents caused by electrical exposure, making arc burn the correct answer in this context. Understanding the nuances between different types of burns can be essential for safety and preparedness in electrical work environments.