Verify inventory computations by comparing them to physical counts of stock, and investigate discrepancies or adjust errors. Clean and maintain supplies, tools, equipment, and storage areas in order to ensure compliance with safety regulations. Examine and inspect stock items for wear or defects, reporting any damage to supervisors. Dispose of damaged or defective items, or return them to vendors. Prepare and maintain records and reports of inventories, price lists, shortages, shipments, expenditures, and goods used or issued. Issue or distribute materials, products, parts, and supplies to customers or co-workers, based on information from incoming requisitions. Compile, review, and maintain data from contracts, purchase orders, requisitions, and other documents in order to assess supply needs. Determine sequence and release of back orders according to stock availability. Prepare products, supplies, equipment, or other items for use by adjusting, repairing or assembling them as necessary. May include other related works as required.