horizontal-retort
| tar
| horizontal retort | |
| met. | crisol horizontal |
| tar | |
| gen. | alquitrán |
| environ. | alquitrán |
| |||
| crisol horizontal | |||
|
horizontal-retort : 3 phrases in 3 subjects |
| Chemistry | 1 |
| Construction | 1 |
| Oil / petroleum | 1 |