| |||
| matériau de remplacement; matériau alternatif | |||
|
secondary material : 5 phrases in 4 subjects |
| Agriculture | 1 |
| Environment | 1 |
| Industry | 1 |
| Natural resourses and wildlife conservation | 2 |
| |||
| matériau de remplacement; matériau alternatif | |||
|
secondary material : 5 phrases in 4 subjects |
| Agriculture | 1 |
| Environment | 1 |
| Industry | 1 |
| Natural resourses and wildlife conservation | 2 |