 |
| acid proof: 51 phrases in 22 subjects |
| Automobiles | 1 |
| Chemistry | 1 |
| Construction | 7 |
| Electrochemistry | 2 |
| Electronics | 4 |
| General | 1 |
| Librarianship | 1 |
| Literature | 1 |
| Makarov | 6 |
| Mining | 1 |
| Nanotechnology | 2 |
| Nautical | 2 |
| Occupational health & safety | 6 |
| Oil / petroleum | 1 |
| Oil and gas | 2 |
| Oilfields | 2 |
| Plastics | 1 |
| Polygraphy | 2 |
| Polymers | 1 |
| Pulp and paper industry | 1 |
| Technology | 5 |
| Textile industry | 1 |