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|Material Type:||Government publication, National government publication|
|All Authors / Contributors:||
William R Park; United States. Environmental Protection Agency. Office of Research and Development.
|Description:||vi, 73 pages illustrations 27 cm.|
|Series Title:||Research reporting series., 2,, Environmental protection technology ;, EPA-660/2-74-047.|
|Responsibility:||by William R. Park; project officer Ronald R. Ritter; prepared for Office of Research and Development, U.S. Environmental Protection Agency.|