 |
| retraitement: 58 phrases in 14 subjects |
| Chemistry | 2 |
| Coal | 1 |
| Earth sciences | 2 |
| Economy | 1 |
| Electronics | 1 |
| Energy industry | 7 |
| Environment | 8 |
| Finances | 1 |
| General | 9 |
| Metallurgy | 1 |
| Natural resourses and wildlife conservation | 1 |
| Nuclear and fusion power | 3 |
| Nuclear physics | 19 |
| Technology | 2 |