burning rate: 56 phrases in 15 subjects |
Astronautics | 16 |
Automobiles | 1 |
Chemistry | 4 |
Energy industry | 2 |
Firefighting and fire-control systems | 6 |
Metallurgy | 4 |
Military | 3 |
Missiles | 1 |
Nanotechnology | 4 |
Oil / petroleum | 1 |
Rail transport | 1 |
Silicate industry | 3 |
Technology | 2 |
Thermal engineering | 5 |
Weapons and gunsmithing | 3 |