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An essential oil is a concentrated hydrophobic liquid containing volatile (easily evaporated at normal temperatures) chemical compounds from plants.Essential oils are also known as volatile oils, ethereal oils, aetheroleum, or simply as the oil of the plant from which they were extracted, such as oil of clove.
Aromatherapy is a practice based on the use of aromatic materials, including essential oils and other aroma compounds, with claims for improving psychological well-being. [ 1 ] [ 2 ] [ 3 ] It is used as a complementary therapy or as a form of alternative medicine , and typically is used via inhalation and not by ingestion.
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 ...
Essential oils, widely used in society, emit numerous volatile organic compounds (VOCs). Some of these VOCs are considered as potentially hazardous under federal regulations. [2] Most high quality essential oils are extracted from natural sources such as plants, herbs, and flowers. However, synthetic versions of the same compound as a natural ...
Essential oils are usually extracted by distillation. Maceration is also used as a means of extracting essential oils. [5] In this process, used, for example, to extract the onion, garlic, wintergreen and bitter almond essential oil, the plant material is macerated in warm water to release the volatile compounds in the plant.
Aroma compounds can naturally be found in various foods, such as fruits and their peels, wine, spices, floral scent, perfumes, fragrance oils, and essential oils. For example, many form biochemically during the ripening of fruits and other crops. [1] [5] Wines have more than 100 aromas that form as byproducts of fermentation. [6]