burn off : 35 phrases in 16 subjects |
Astronautics | 3 |
Automated equipment | 1 |
Aviation | 2 |
Figurative | 1 |
Firefighting and fire-control systems | 1 |
General | 2 |
Informal | 3 |
Makarov | 5 |
Metallurgy | 6 |
Nanotechnology | 1 |
Nautical | 1 |
Oil and gas | 3 |
Shipbuilding | 1 |
Silicate industry | 1 |
Sports | 1 |
Technology | 3 |