 |
| |||
| basic product of the chemical industry | |||
| chemical element | |||
| |||
| essential chemicals; basic chemicals | |||
| chemischer Grundstoff: 5 phrases in 3 subjects |
| Chemistry | 1 |
| General | 3 |
| Social science | 1 |
|
| |||
| basic product of the chemical industry | |||
| chemical element | |||
| |||
| essential chemicals; basic chemicals | |||
| chemischer Grundstoff: 5 phrases in 3 subjects |
| Chemistry | 1 |
| General | 3 |
| Social science | 1 |