 |
| storage tank: 58 phrases in 15 subjects |
| Aviation | 3 |
| Coal | 2 |
| Construction | 11 |
| Electronics | 1 |
| Environment | 8 |
| General | 4 |
| Industry | 2 |
| Law | 2 |
| Materials science | 2 |
| Mechanic engineering | 6 |
| Natural resourses and wildlife conservation | 4 |
| Nuclear physics | 3 |
| Oil / petroleum | 1 |
| Technology | 3 |
| Transport | 6 |