MODEL RELEASED. Respiration experiment. School student breathing through a tube into a test tube containing lime water (calcium hydroxide solution). Carbon dioxide (CO2) passed into limewater produces a milky suspension of calcium carbonate. As there is a high percentage of carbon dioxide in exhaled air,the lime water turns milky when | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Trevor Clifford Photography |
Bildgröße: | 3431 px × 5125 px |
Modell-Rechte: | vorhanden |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |