Alkali dissolving polyester. A pipette is used to put a drop of concentrated sodium hydroxide onto a swatch of polyester. Care must be taken when working in a lab with alkalis as they can easily hydrolyse polyesters and cause holes in clothing. A previous drop has burned a hole in the material and bleached the surrounding | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Chillmaid, Martyn F. |
Taille de l’image : | 4922 px × 3586 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |