49 C.F.R. § 392.25 Flame producing devices.
Title 49 - Transportation
No driver shall use or permit the use of any flame-producing emergency signal for protecting any commercial motor vehicle transporting Division 1.1, Division 1.2, or Division 1.3 explosives; any cargo tank motor vehicle used for the transportation of any Class 3 or Division 2.1, whether loaded or empty; or any commercial motor vehicle using compressed gas as a motor fuel. In lieu thereof, emergency reflective triangles, red electric lanterns, or red emergency reflectors shall be used, the placement of which shall be in the same manner as prescribed in §392.22(b). [59 FR 63925, Dec. 12, 1994, as amended at 60 FR 38747, July 28, 1995]
Title 49: Transportation
PART 392—DRIVING OF COMMERCIAL MOTOR VEHICLES
Subpart C—Stopped Commercial Motor Vehicles
§ 392.25 Flame producing devices.
