Etched laboratory glassware. Measuring cylinder,pipette tubes and a chemical bottle to demonstrate the technique of glass etching. Etching is a form of engraving,which uses acid to create patterns on glass. The graduated markings and labels on this chemistry apparatus were created by using hydrogen fluoride (hydrofluoric acid) | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Andrew Lambert Photography |
Bildgröße: | 4908 px × 3627 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |