 |
| deluge system: 26 phrases in 16 subjects |
| Astronautics | 4 |
| Construction | 2 |
| Drilling | 1 |
| Electrical engineering | 1 |
| Electronics | 2 |
| Energy industry | 1 |
| Firefighting and fire-control systems | 2 |
| Karachaganak | 1 |
| Military | 1 |
| Nautical | 2 |
| Nuclear physics | 1 |
| Occupational health & safety | 1 |
| Oil / petroleum | 4 |
| Oil and gas technology | 1 |
| Public utilities | 1 |
| Sakhalin | 1 |