TY - BOOK CN - EP 4.52: CY - Research Triangle Park, N.C. : DA - [2001] ID - 258832 KW - Clay minerals KW - Air N1 - Cover title. N1 - "May 2001." N1 - Shipping list no.: 2002-0490-M. N1 - "EPA-452/R-01-007." PB - U.S. Environmental Protection Agency, Office of Air Quality Planning and Standards, PP - Research Triangle Park, N.C. : PY - [2001] T1 - Economic impact analysis for the proposed clay minerals processing NESHAP TI - Economic impact analysis for the proposed clay minerals processing NESHAP ER -