Air pollution engineering manual

AIR POLLUTION
ENGINEERING MANUAL
S ECOND EDITION
Compiled a nd E dited by J ohn A . D onielron

A IR P O L L U T I O N CONTROL DISTRICT
C O U N T Y OF L OS A NGELES

ENVIRONMENTAL PROTECTION AGENCY
Office of Air ond Water Programs
Office of Air Quality Planning and Standards
Research Triangle P a r k N.C.
M a y 1 973

27711

T he A P s e r i e s of reports i s published by the Technical Publications Branch of the
Information Services Division of the Office of Administration for the Office of Air and Water P r o g r a m s , Environmental Protection Agency, to report the results of scientific and engineering studies, and information of general i n t e r e s t in the field of a i r pollution. Information reported in this s e r i e s includes coverage of intramural activities and of cooperative studies conducted in conjunction with state and local agencies, r e s e a r c h institutes, and industrial organizations. Copies of A P reports a r e available f r e e of charge to Federal employees, current contractors and grantees, andnonprofit organizations - a s supplies permit - f r o m the Air Pollution Technical
Information Center, Environmental Protection Agency, Research Triangle Park,
North Carolina 27711 o r f r o m the Superintendent of Documents.

Publication No. AP-40

F OREWORD

As concern f o r the quality of the atmosphere has grown, so also has the response to that concern. Federal, State, a ndlocal p rograms a r e assuming increasingly greater responsibility in the development and practice of the many disciplines that contribute to understanding and resolution of the a i r pollution problem.
Rapid p rogram e xpansion imposes even greater demands for the dissemination of knowledge in the field of a i r pollution control. Much work has been accomplished by competent scientists and engineers. However, in many instances, the experience gained has not been transcribed and organized into a form readily accessible to those