Diffusion of dye in water. A drop of dye (food colouring) diffuses in water in a Petri dish. Left photo was taken immediately after the dye was added. Right photo was taken after 16 min. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Turtle Rock Scientific LLC |
Taille de l’image : | 8920 px × 3925 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |