[Code of Federal Regulations] [Title 46, Volume 1] [Revised as of January 1, 2007] From the U.S. Government Printing Office via GPO Access [CITE: 46CFR30.10-23] [Page 393] TITLE 46--SHIPPING CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY PART 30_GENERAL PROVISIONS--Table of Contents Subpart 30.10_Definitions Sec. 30.10-23 Flame arrester--TB/ALL. The term flame arrester means any device or assembly of a cellular, tubular, pressure, or other type used for preventing the passage of flames into enclosed spaces.