means -
| a) | a substance, or a mixture of substances, in a solid or liquid state, which is capable of producing an explosion; |
| b) | a pyrotechnic substance in a solid or liquid state, or a mixture of such substances, designed to produce an effect by heat, light, sound, gas or smoke or a combination of these, as the result of non-detonative self-sustaining exothermic chemical reaction, including pyrotechnic substances which do not evolve gases; |
| c) | any article or devise containing one or more substances contemplated in paragraph (a); |
| d) | any plastic explosive; or |
| e) | any other substance or article which the Minister may from time to time by notice in the Gazette declare to be an explosive; |