This document discusses material accounting and control. It defines key elements like material cost, types of materials, and the meaning and objectives of material control. Material control involves planning, purchasing, storage, issuing, and accounting. It aims to ensure an uninterrupted supply of materials while preventing overstocking and understocking. The document outlines the essentials of material control like planning, purchasing, storage, issuing, and accounting. It also discusses concepts like purchase requisitions, purchase orders, bin cards, bills of material, and material return notes. Finally, it covers methods of material issue valuation such as FIFO, LIFO, and average costing.