Primary Extraction Methods The most common and historically significant method for extracting essential oils is steam distillation. Solvent Extraction and Absolute Oils For delicate flowers, such as jasmine, rose, or chamomile, which would be damaged by the high temperatures of steam distillation, solvent extraction is the preferred method.
Understanding the Essential Oil Maturation Process
When pressurized CO2 passes through the plant material, it acts as a solvent, pulling out the essential oils. Absolutes retain the true scent profile of the flower more accurately than their steam-distilled counterparts and are a cornerstone of perfumery.
Furthermore, the geographic origin, or terroir, plays a critical role. Post-Extraction Considerations Once the oil is extracted, the process is far from over.
Understanding the Essential Oil Maturation Process
The plant material is washed in a solvent, typically hexane, which dissolves the essential oils and other aromatic compounds. Alternatively, expression, also known as cold pressing, is a mechanical process primarily used for citrus peels like oranges and lemons.
More About How are essential oils made
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