[Code of Federal Regulations] [Title 40, Volume 28] [Revised as of July 1, 2006] From the U.S. Government Printing Office via GPO Access [CITE: 40CFR410.51] [Page 184] TITLE 40--PROTECTION OF ENVIRONMENT CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED) PART 410_TEXTILE MILLS POINT SOURCE CATEGORY--Table of Contents Subpart E_Knit Fabric Finishing Subcategory Sec. 410.51 Specialized definitions. In addition to the definitions set forth in 40 CFR part 401 and Sec. 410.01 of this part, the following definitions apply to this subpart: (a) The term simple manufacturing operation shall mean all the following unit processes: desizing, fiber preparation and dyeing. (b) The term complex manufacturing operation shall mean ``simple'' unit processes (desizing, fiber preparation and dyeing) plus any additional manufacturing operations such as printing, water proofing, or applying stain resistance or other functional fabric finishes. (c) For NSPS (Sec. 410.55) the term hosiery products shall mean the internal subdivision of the knit fabric finishing subcategory for facilities that are engaged primarily in dyeing or finishing hosiery of any type.