Alcohol thermometer reading 25 degrees Celsius. When heated the dyed liquid expands and rises up the tube. The tube is calibrated to display an accurate temperature depending on the location of the meniscus (upper surface of the liquid) | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Andrew Lambert Photography |
Bildgröße: | 3632 px × 4977 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |