Coffee research. Researcher using a gas chromatography machine to analyse the aroma from roasted coffee beans. The aroma depends on the length of time the beans have been roasted for. Photographed at the Lavazza factory,Turin,Italy | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Brega, Massimo / The Lighthouse |
Bildgröße: | 3697 px × 2500 px |
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