Technical assistance document
Subtitle: quality assurance guideline for visible emission training programs
By: by PEDCo Environmental, Inc
Contributors: Pedco Environmental, inc; Environmental Monitoring Systems Laboratory (Research Triangle Park, N.C.)
Publisher: Environmental Monitoring Systems Laboratory, Office of Research and Development, U.S. Environmental Protection Agency
Published: 1985
Place of publication: Research Triangle Park, N.C
Language: eng
Number of pages: 155
Subjects: Air quality management -- United States; Smoke plumes -- United States -- Observations
Notes: Distributed to depository libraries in microfiche

"May 1982."

"EPA-600/4-83-011."

Bibliography: p. 87-88

Final

68-02-3431