[Code of Federal Regulations] [Title 46, Volume 2] [Revised as of October 1, 2004] From the U.S. Government Printing Office via GPO Access [CITE: 46CFR58.16-5] [Page 260] TITLE 46--SHIPPING CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY (CONTINUED) PART 58_MAIN AND AUXILIARY MACHINERY AND RELATED SYSTEMS--Table of Contents Subpart 58.16_Liquefied Petroleum Gases for Cooking and Heating Sec. 58.16-5 Definition. For the purpose of this subpart the term ``liquefied petroleum gas'' means any liquefied flammable gas which is composed predominantly of hydrocarbons or mixtures of hydrocarbons, such as propane, propylene, butane, butylene, or butadiene, and which has a Reid ASTM D 323 (incorporated by reference, see Sec. 58.03-1). Method of test for Vapor Pressure of Petroleum Products (Reid Method)) vapor pressure exceeding 40 pounds per square inch absolute at 100 [deg]F. [CGFR 68-82, 33 FR 18878, Dec. 18, 1968, as amended by USCG-2000-7790, 65 FR 58460, Sept. 29, 2000]