Polyethylene,molecular model. Thermoplastic polymer consisting of long chains of the ingredient monomer ethylene. Atoms are represented as spheres and are colour-coded: carbon (grey) and hydrogen (white) | |
Licence : | Libre de droits |
Crédit: | Science Photo Library / Laguna Design |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |