 |
| |||
| warm-air heating | |||
| hot air heating | |||
| chauffage à air chaud: 29 phrases in 7 subjects |
| Chemistry | 1 |
| Construction | 3 |
| Electronics | 1 |
| Energy industry | 21 |
| Materials science | 1 |
| Municipal planning | 1 |
| Technology | 1 |
|
| |||
| warm-air heating | |||
| hot air heating | |||
| chauffage à air chaud: 29 phrases in 7 subjects |
| Chemistry | 1 |
| Construction | 3 |
| Electronics | 1 |
| Energy industry | 21 |
| Materials science | 1 |
| Municipal planning | 1 |
| Technology | 1 |