Trichter: 41 phrases in 13 subjects |
Analytical chemistry | 2 |
Biology | 1 |
British usage, not spelling | 1 |
Business | 1 |
Chemistry | 9 |
Construction | 4 |
Electronics | 3 |
Environment | 1 |
General | 3 |
Mechanic engineering | 1 |
Medical | 5 |
Metallurgy | 9 |
Natural resourses and wildlife conservation | 1 |