 |
| safety shutdown: 25 phrases in 15 subjects |
| Electrical engineering | 1 |
| Energy industry | 4 |
| Lighting other than cinema | 1 |
| Makarov | 1 |
| Military | 1 |
| Nuclear physics | 1 |
| Oil and gas | 3 |
| Production | 1 |
| Pumps | 1 |
| Sakhalin | 3 |
| Security systems | 1 |
| Technology | 3 |
| Telecommunications | 1 |
| Tengiz | 1 |
| Weapons of mass destruction | 2 |