Bunsen burner. Lit bunsen burner with volumetric flasks,and safety spectacles (at lower right). The flame is coloured blue where the gas is burning completely in oxygen. It is coloured yellow in areas where the gas is burning incompletely,resulting in a smoky flame | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Tek Image |
Bildgröße: | 4023 px × 4370 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |