 |
| dust control: 36 phrases in 14 subjects |
| Cement | 1 |
| Construction | 1 |
| Ecology | 2 |
| Energy industry | 2 |
| Forestry | 2 |
| General | 4 |
| Makarov | 1 |
| Metallurgy | 2 |
| Military | 3 |
| Natural resourses and wildlife conservation | 7 |
| Occupational health & safety | 3 |
| Public utilities | 2 |
| Technology | 5 |
| Thermal engineering | 1 |