Laboratory gas tap. Taps used to supply natural gas in a laboratory. This gas contains a mix of methane,propane,butane and ethane,and is mainly used for Bunsen burners | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Chillmaid, Martyn F. |
Bildgröße: | 5110 px × 3420 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |