| |||
| combustible content | |||
|
contenido combustible : 15 phrases in 9 subjects |
| Aviation | 1 |
| Chemistry | 1 |
| Energy industry | 2 |
| Environment | 3 |
| Forestry | 4 |
| Meteorology | 1 |
| Politics | 1 |
| Technology | 1 |
| United Nations | 1 |
| |||
| combustible content | |||
|
contenido combustible : 15 phrases in 9 subjects |
| Aviation | 1 |
| Chemistry | 1 |
| Energy industry | 2 |
| Environment | 3 |
| Forestry | 4 |
| Meteorology | 1 |
| Politics | 1 |
| Technology | 1 |
| United Nations | 1 |