| |||
existing chemicals; existing substances; legacy materials | |||
| |||
scrap material (Abfall); potential recyclable; existing chemical (ChemG) | |||
salvage; junk | |||
utility waste | |||
existing substance |
Altstoffe : 15 a las frases, 6 temas |
Ambiente | 6 |
Ciencias naturales | 1 |
Construcción | 4 |
General | 2 |
Microsoft | 1 |
Tecnología de la información | 1 |