the costs relate to a total utilization quantity of 479,800 tons of tinplate, in germany, which had been used as food cans, containers for chemical products, closures for glass containers, aerosol spray cans, crown caps, and drinks cans, as well as for industrial are uses. this compares with a quantity of 450,400 tons of tinplate which have been sent back to steel producers as a worthy secondary raw material. private consumers lead in the steel packaging consumption with the biggest share. private consumers generate around 401,900 tons waste of steel packaging.