Explosives and explosives compositions for use in mining, construction, quarrying, engineering and related industries, namely, [ explosive powders ] and blasting explosives; detonators and electronic detonators; blast initiators, namely, devices used to detonate explosives; blast programming equipment sold together as a unit with the explosives and detonators, namely, loggers in the nature of a blast initiation device for reading and storing detonator identification numbers, for testing detonators, and for timing and sequencing detonators, scanners, blasters in the nature of a blast initiation device for charging and controlling the firing of detonators, blast boxes in the nature of a blast initiation device for arming and firing detonators, and electronic testing equipment for testing the integrity of firing circuits used for detonating explosives; computer software and firmware for the operation of the blasting equipment sold together as a unit with the explosives and detonators; explosives accessories, namely, transmitter caps, connecting blocks [, primers ] and fuses