 |
| Subject | English | Slovene |
| mining. | oil shale | bitumenski skrilavec |
| mining. | oil shale | naftni skrilavec |
| environ. | oil shale | naftni skrilavec |
| gen. | shale oil | nafta iz bituminoznega skrilavca |
|
| Subject | English | Slovene |
| mining. | oil shale | bitumenski skrilavec |
| mining. | oil shale | naftni skrilavec |
| environ. | oil shale | naftni skrilavec |
| gen. | shale oil | nafta iz bituminoznega skrilavca |