absorption of oxygen
| by
| coal
| absorption of oxygen | |
| met. | absorption d'oxygène |
| by | |
| patents. | par; au moyen de |
| coal | |
| gen. | charbon minéral |
| chem. | charbon de terre |
| econ. | charbon |
| environ. | charbon |
| tech. | houille |
| |||
| absorption d'oxygène | |||
|
absorption of oxygen : 2 phrases in 1 subject |
| Metallurgy | 2 |