Martin, John J. Chemical treatment of plating waste for removal of heavy metals / 1973 John J. Martin - Washington, D.C. : United States Government Printing Office, 1973 - vii, 40 p. : ill. ; 29 cm. - Environmental protection technology series . EPA-R2-73-044 Includes bibliographical references Subjects--Topical Terms: WastesPollution Dewey Class. No.: 363.728