Handbook :   control technologies for hazardous air pollutants /  
Center for Environmental Research Information. 
 - Cincinnati, Ohio :   Center for Environmental Research Information,   1991. 
 - xxi, various pagings ;    28 cm. 
<br/><br/>  EPA/625/6-91/014   June, 1991. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Air --Pollution.------<br/>Hazardous substances.--Pollution.------
<br/><br/><label>Gov. Doc. Class. No.: </label>G. US/EPA/RD (02) 1991/7