waste removal: 26 phrases in 18 subjects |
Apollo-Soyuz | 1 |
Astronautics | 1 |
Construction | 1 |
Ecology | 2 |
Economy | 1 |
Electronics | 2 |
Energy industry | 2 |
Environment | 1 |
General | 2 |
Karachaganak | 1 |
Makarov | 3 |
Military | 1 |
Natural resourses and wildlife conservation | 2 |
Polygraphy | 1 |
Production | 2 |
Sports | 1 |
Technology | 1 |
Weapons of mass destruction | 1 |