 |
|
delay detonator : 29 phrases in 10 subjects |
| Electronics | 2 |
| Explosives and Explosive Ordnance Disposal | 2 |
| Geology | 1 |
| Gold mining | 1 |
| Military | 4 |
| Mining | 9 |
| Oil / petroleum | 1 |
| Oil and gas technology | 1 |
| Shipbuilding | 1 |
| Technology | 7 |
|
|
delay detonator : 29 phrases in 10 subjects |
| Electronics | 2 |
| Explosives and Explosive Ordnance Disposal | 2 |
| Geology | 1 |
| Gold mining | 1 |
| Military | 4 |
| Mining | 9 |
| Oil / petroleum | 1 |
| Oil and gas technology | 1 |
| Shipbuilding | 1 |
| Technology | 7 |