[Code of Federal Regulations] [Title 40, Volume 26] [Revised as of July 1, 2003] From the U.S. Government Printing Office via GPO Access [CITE: 40CFR417.20] [Page 306] TITLE 40-PROTECTION OF ENVIRONMENT CHAPTER I-ENVIRONMENTAL PROTECTION AGENCY (CONTINUED) PART 417-SOAP AND DETERGENT MANUFACTURING POINT SOURCE CATEGORY--Table of Contents Subpart B-Fatty Acid Manufacturing by Fat Splitting Subcategory Sec. 417.20 Applicability; description of the fatty acid manufacturing by fat splitting subcategory. The provisions of this subpart are applicable to discharges resulting from the splitting of fats to fatty acids by hydrolysis and the subsequent processing of the fatty acids (e.g., refining and hydrogenation) to produce a suitable feed material for manufacture of soap by fatty acid neutralization.