 |
| |||
| active charcoal; absorbent charcoal | |||
| activated carbon; activated charcoal | |||
| active carbon | |||
| decolorizing carbon; decolorizing charcoal; carbon | |||
| charbon active: 14 do fraz, 6 tematyki |
| Chemia | 5 |
| Finanse | 1 |
| Fizyka jądrowa | 2 |
| Medycyna | 1 |
| Obsługa gastronomiczna i catering | 4 |
| Przemysł | 1 |