H2S
| 5
O | 6
| H2S | |
| chem. | sulfure d'hydrogène |
| 5%) | |
| met. | zinc G.O.B.1re fusion; zinc G.O.B.; zinc de première fusion |
| 6 | |
| chem. | hexamétaphosphate de sodium |
| |||
| sulfure d'hydrogène | |||
| radar H2S | |||
|
H2S : 7 phrases in 2 subjects |
| Chemistry | 6 |
| Industry | 1 |