(1) In these regulations:
"unstable explosive article or substance "means an explosive article or explosive substance that is rejected for classification into hazard division 1.1 to 1.6 under the UN Test Manual because it is thermally unstable or too dangerous to transport.
(2) In this regulation:
"explosive article"—see regulation 7 (3);
"explosive substance"—see regulation 7 (3).
Division 1.2.2 Classification of explosives