Essential oils manufacture. Technician using a polarimeter to determine the optical rotation (a measure of quality) of wild and organic essential oils

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Essential oils manufacture. Technician using a polarimeter to determine the optical rotation (a measure of quality) of wild and organic essential oils. These aromatic oils, from Madagascar, Tunisia, Morocco, Egypt, Canada, Spain and Portugal, are being poured into small brown glass vials ready for shipping. Photographed in Esperaza, Aude, France.

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Size: 3650px × 2493px
Photo credit: © PHILIPPE BENOIST/LOOK AT SCIENCES/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

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