 |
| heat rating: 28 phrases in 13 subjects |
| Astronautics | 4 |
| Automobiles | 1 |
| Aviation | 1 |
| Construction | 2 |
| Economy | 1 |
| Electronics | 3 |
| Energy industry | 4 |
| Firefighting and fire-control systems | 1 |
| Metallurgy | 1 |
| Oil / petroleum | 1 |
| Physics | 1 |
| Technology | 7 |
| Transport | 1 |
|
| heat rating: 28 phrases in 13 subjects |
| Astronautics | 4 |
| Automobiles | 1 |
| Aviation | 1 |
| Construction | 2 |
| Economy | 1 |
| Electronics | 3 |
| Energy industry | 4 |
| Firefighting and fire-control systems | 1 |
| Metallurgy | 1 |
| Oil / petroleum | 1 |
| Physics | 1 |
| Technology | 7 |
| Transport | 1 |