What best describes Class III items?

Class III items are best described as petroleum, oil, and lubricants (POL). This classification is part of the federal supply classification system, which organizes items based on their usage and function. Class III specifically encompasses all types of fuels, lubricants, and other petroleum-based items essential for the operation and maintenance of equipment and vehicles. These materials are critical for ensuring that various systems, especially in military contexts, function efficiently and effectively.

Medical supplies would fall under a different class, as they are primarily concerned with health and medical services. Clothing and textiles represent another category, often dealing with items worn by personnel, while metallic materials usually pertain to structural or raw materials used in various constructs. Understanding these classifications helps in effectively managing and tracking inventory and logistical needs.