Rolling oil can be used for lubrication in cold rolling of steel, reducing the friction between the metal material and the rolling mill during the rolling process; this dataset includes the main raw and auxiliary materials, energy, and waste generated during production, while infrastructure such as production equipment and plant construction are not included within the system boundary of the dataset; the life cycle inventory is compiled from data obtained from multiple sources; the manufacturing process of rolling oil includes steps such as batching, mixing, and quality inspection.