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2. Fragrance extraction - Wikipedia

   en.wikipedia.org/wiki/Fragrance_extraction

   Fragrance extraction refers to the separation process of aromatic compounds from raw materials, using methods such as distillation, solvent extraction, expression, sieving, or enfleurage. [1] The results of the extracts are either essential oils , absolutes , concretes , or butters , depending on the amount of waxes in the extracted product.

3. Rose oil - Wikipedia

   en.wikipedia.org/wiki/Rose_oil

   Rose oil (rose otto, attar of rose, attar of roses, or rose essence) is an essential oil that is extracted from the petals of various types of rose. Rose ottos are extracted through steam distillation , [ 1 ] while rose absolutes [ 2 ] are obtained through solvent extraction , the absolute being used more commonly in perfumery .

4. Supercritical fluid extraction - Wikipedia

   en.wikipedia.org/wiki/Supercritical_fluid_extraction

   These essential oils can include limonene and other straight solvents. Carbon dioxide (CO 2 ) is the most used supercritical fluid, sometimes modified by co-solvents such as ethanol or methanol . Extraction conditions for supercritical carbon dioxide are above the critical temperature of 31 °C and critical pressure of 74 bar .

5. Essential oil - Wikipedia

   en.wikipedia.org/wiki/Essential_oil

   An essential oil is a concentrated ... Supercritical carbon dioxide is used as a solvent in supercritical fluid extraction. This method can avoid petrochemical ...

6. Bergamot essential oil - Wikipedia

   en.wikipedia.org/wiki/Bergamot_essential_oil

   Bergamot essential oil is a cold-pressed essential oil produced by cells inside the rind of a bergamot orange fruit. It is a common flavouring and top note in perfumes. The scent of bergamot essential oil is similar to a sweet light orange peel oil with a floral note.

7. List of essential oils - Wikipedia

   en.wikipedia.org/wiki/List_of_essential_oils

   Calamodin oil or calamansi essential oil comes from a citrus tree in the Philippines extracted via cold press or steam distillation. Calamus oil Used in perfumery and formerly as a food additive; Camphor oil used in cosmetics and household cleaners. [4] Cannabis flower essential oil, used as a flavoring in foods, primarily candy and beverages ...