 |
| |||
| grandeur des particules | |||
|
size of particles : 4 phrases in 4 subjects |
| Bioenergy | 1 |
| Coal | 1 |
| Labor law | 1 |
| Natural resourses and wildlife conservation | 1 |
|
| |||
| grandeur des particules | |||
|
size of particles : 4 phrases in 4 subjects |
| Bioenergy | 1 |
| Coal | 1 |
| Labor law | 1 |
| Natural resourses and wildlife conservation | 1 |