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chromic : 135 phrases in 19 subjects |
| Aviation | 1 |
| Chemistry | 72 |
| Electrochemistry | 1 |
| Electronics | 2 |
| Fish farming pisciculture | 1 |
| General | 1 |
| Geology | 3 |
| Inorganic chemistry | 5 |
| Leather | 6 |
| Makarov | 2 |
| Medical | 4 |
| Metallurgy | 4 |
| Natural resourses and wildlife conservation | 3 |
| Oil / petroleum | 4 |
| Silicate industry | 1 |
| Surgery | 1 |
| Technology | 21 |
| Textile industry | 2 |
| Weapons of mass destruction | 1 |