||Air Pollution Technical Information Center, Research Triangle Park, N.C.;National Science Foundation, Washington, D.C. Special Foreign Currency Science Information Program.
Air pollution ;
Air filters ;
Air pollution control equipment ;
Office buildings ;
Industrial plants ;
||Some EPA libraries have a fiche copy filed under the call number shown.
;Contents: A study on the maintenance and supervision of the air cleaning devices as a step to counter atmospheric pollution; Maintenance and supervision of the performance of electrical air cleaning devices; Maintenance and supervision of automatic air cleaning devices; Maintenance and management of air cleaning devices in office buildings; Maintenance and management of air cleaning devices in factories; Hospital infection; Bibliography.