2,2,4-Trimethylpentane,ball and stick model. An organic compound used to prevent "knocking" in petrol engines - the origin of octane rating. Black balls are carbon atoms and white balls are hydrogen atoms | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Chillmaid, Martyn F. |
Taille de l’image : | 5760 px × 3840 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |