[Code of Federal Regulations] [Title 16, Volume 1] [Revised as of January 1, 2005] From the U.S. Government Printing Office via GPO Access [CITE: 16CFR23.24] [Page 152] TITLE 16--COMMERCIAL PRACTICES CHAPTER I--FEDERAL TRADE COMMISSION PART 23_GUIDES FOR THE JEWELRY, PRECIOUS METALS, AND PEWTER INDUSTRIES --Table of Contents Sec. 23.24 Misuse of the words ``real,'' ``genuine,'' ``natural,'' ``precious,'' etc. It is unfair or deceptive to use the word ``real,'' ``genuine,'' ``natural,'' ``precious,'' ``semi-precious,'' or similar terms to describe any industry product that is manufactured or produced artificially.