Final answer:
Volume III in the NAVSUP P-485 is dedicated to General Shipboard Material.
Step-by-step explanation:
The NAVSUP P-485 is a supply management manual used by the U.S. Navy. Volume III of the NAVSUP P-485 is dedicated to General Shipboard Material. It provides information and procedures for the management, procurement, inspection, and storage of shipboard equipment and supplies. It covers a wide range of ship-related materials, including tools, machinery, spare parts, and consumable items.