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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. An essential oil is essential in the sense that it contains the essence of the plant's fragrance —the characteristic fragrance of the plant from which it is derived. [ 1 ]
Distilled products, whether through steam or dry distillation are known either as essential oils or ottos. Today, most common essential oils, such as lavender, peppermint, and eucalyptus, are distilled. Raw plant material, consisting of the flowers, leaves, wood, bark, roots, seeds, or peel, is put into an alembic (distillation apparatus) over ...
Unlike other essential oils, lemon oil is usually cold pressed. Used in cosmetics. Lemongrass. Lemongrass is a highly fragrant grass from India. The oil is very useful for insect repellent. Lime; Litsea cubeba oil, lemon-like scent, often used in perfumes and aromatherapy. Linalool; Mandarin; Marjoram; Manuka oil; Melissa oil (Lemon balm ...
Essential oils have been used medicinally throughout history, and and still are occasionally (a University of Kuwait study found that clove oil, for instance, contains a numbing agent that works ...
Oils and the belief that they had healing properties, along with other beliefs of the time, are described by Dioscorides in his De Materia Medica, written in the 1st century A.D. [7] Distilled cedarwood oil was used by the ancient Egyptians, and the process of distilling essential oils like rose essence was refined by the 11th century Persian ...
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.