 |
| grindability: 42 phrases in 15 subjects |
| Aluminium industry | 1 |
| Construction | 1 |
| Drilling | 2 |
| Energy industry | 8 |
| Geology | 4 |
| Gold mining | 3 |
| Makarov | 1 |
| Materials science | 1 |
| Mineral processing | 2 |
| Mining | 5 |
| Oil / petroleum | 1 |
| Production | 3 |
| Silicate industry | 4 |
| Technology | 5 |
| Thermal engineering | 1 |