The Office of Solid Waste Programs is in part required to prepare a comprehensive report and plan for the creation of a system of national disposal sites for the storage and disposal of hazardous wastes, including radioactive, toxic chemical, biological, and other wastes which may endanger public health or welfare. Such a report shall include: (1) a list of materials which should be subject to disposal in any such site; (2) current methods of disposal of such materials; (3) recommended methods of reduction, neutralization, recovery, or disposal of such materials. The principal objective of the current program is to define and evaluate the waste management techniques and policies currently used for a specified set of hazardous wastes. Hazardous waste materials which are candidates for National Disposal Sites could be classified as follows: Manufacturing Wastes - generated either because of its presence in the raw material, its use in the commercial production of other products, or the result of chemical reactions, such as Pharmaceutical, Pesticide, Smelting and refining metal, Metal plating and finishing, Battery manufacture, Ore extraction, Paint and pigments, Textile, Leather tanning, Chlor-alkali, Sodium dichromate manufactureing, Computer manufacturing(copper, fluorides), Xerography(selenium), Petroleum and petrochemicals, and Organic chemicals.