 |
| |||
| refrattario | |||
| ignifugo | |||
| a prova di fuoco | |||
| non infiammabile | |||
| resistente al fuoco | |||
| feuerfest: 97 phrases in 16 subjects |
| Chemistry | 27 |
| Coal | 2 |
| Construction | 2 |
| Economy | 1 |
| Electronics | 2 |
| Environment | 2 |
| General | 4 |
| Industry | 17 |
| Insurance | 1 |
| Materials science | 1 |
| Mechanic engineering | 5 |
| Medical | 1 |
| Metallurgy | 28 |
| Patents | 1 |
| Textile industry | 2 |
| Transport | 1 |