If you break down while transporting Division 1.2 explosives, you should only use flares _________.

You may break down and have to use stopped vehicle warning signals. Use reflective triangles or red electric lights. Never use burning signals, such as flares or fuses, around:
- A tank used for Class 3 (flammable liquids) or Division 2.1 (flammable gas) whether loaded or empty.
- A vehicle loaded with Division 1.1, 1.2, or 1.3 (Class A or B) explosives.