manmade: 34 phrases in 19 subjects |
Abbreviation | 1 |
Advertising | 1 |
Armored vehicles | 1 |
Chemistry | 1 |
Construction | 4 |
Ecology | 5 |
Economy | 1 |
General | 5 |
Military | 1 |
Nuclear physics | 1 |
Oil / petroleum | 1 |
Oil and gas | 2 |
Physics | 2 |
Pulp and paper industry | 1 |
Radio | 1 |
Security systems | 1 |
Sociology | 1 |
Technology | 3 |
Travel | 1 |