H2O: 53 phrases in 14 subjects |
Astronautics | 18 |
Chemistry | 11 |
Electric machinery | 1 |
Electronics | 3 |
Makarov | 2 |
Medical | 3 |
Medical appliances | 1 |
Missiles | 4 |
Nautical | 1 |
Refrigeration | 1 |
Slang | 1 |
Technology | 4 |
Water supply | 1 |
Weapons of mass destruction | 2 |