An x-ray shows the inner parts of a coffee pot percolator. The coffee is placed in the top of the device and boiling water is forced up the central pipe to flow over the coffee. Percolated coffee has an extremely high concentration of caffeine | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Kinsman, Edward |
Taille de l’image : | 6600 px × 7260 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : |
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