Magnesium sulfate heptahydrate crystals,also known as Epsom Salts. They are used in medicine,agriculture and leather processing | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Chillmaid, Martyn F. |
Taille de l’image : | 3840 px × 5760 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |