TY - BOOK AU - Sittig,Marshall TI - Toxic metals: pollution control and worker protection SN - 0815506368 PY - 1976/// CY - Park Ridge, N. J. PB - Noyes Data Corp. KW - Hazardous substances KW - Metals KW - Toxicology KW - Hazardous wastes N1 - Includes bibliographical references and index ER -