Epsom salt. Epsom salt (magnesium sulphate heptahydrate, MgSO4 7H2O). It has a variety of medical and agricultural uses. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Giphotostock |
Taille de l’image : | 3425 px × 5109 px |
Model Release : | Non requis |
Restrictions : |
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