Division 3.1 Blasting explosives shall also comply with the following requirements:

the proposed method of initiation must ensure safe, reliable and complete detonation or deflagration as appropriate, of the blasting explosive. In the particular case of black powder, it is the capacity as regards deflagration which shall be checked;

blasting explosives in cartridge form must transmit the detonation safely and reliably from one end of the train of cartridges to the other;

the fumes produced by blasting explosives intended for underground use may contain carbon monoxide, nitrous gases, other gases, vapours or airborne solid residues only in quantities which do not impair health under normal operating conditions.