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| водородный | |||
| de hidrógeno: 92 phrases in 14 subjects |
| Automobiles | 3 |
| Aviation | 17 |
| Chemistry | 35 |
| Electrochemistry | 1 |
| Electronics | 11 |
| Energy industry | 1 |
| Engines | 1 |
| Food service and catering | 5 |
| General | 3 |
| Medical | 3 |
| Oil / petroleum | 2 |
| Packaging | 4 |
| Technology | 5 |
| United Nations | 1 |
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