Which of the following fires is identified as Class D?

Class D fires are specifically associated with combustible metals, such as magnesium, sodium, and potassium. These types of fires are unique because they cannot be extinguished using water or standard fire extinguishers typically employed for other classes of fires. Instead, Class D fires require specialized extinguishing agents that are designed to deal with metal fires, such as dry powder agents made for this purpose.

Understanding the characteristics of Class D fires is crucial for safety and proper fire response. In contrast, other fire classes involve different combustible materials or scenarios. For instance, electrical fires (identified in another class) involve energized electrical equipment and require different types of extinguishers to safely manage the fire. Similarly, fires involving combustible materials like wood fall under another class, and those involving oil and gas represent yet another class of fire entirely. Each type has specific extinguishing procedures tailored to the materials involved, which is why recognizing Class D fires is essential for effective firefighting and safety protocols.