Perfume is a kind of sense of smell can be smell and taste is smell taste aroma substances, is modulated by flavor materials. Natural spices plant or plant essential oil (essential oil), is a species of flowers, leaves, stems, roots and fruits, or volatile aromatic components to extract trees leaves, wood, bark and roots in the mixture.
The development history of spices is long, from the Yellow Emperor Shennong era people collect bark, roots as medical supplies to drive the epidemic to avoid abusive start, now has 5000 years of history. At first, people put these odorous substance as a pure body and mind for worship Byford, and also used for sacrifice and funeral, after gradually for the catering, decoration and beauty.
In the 8-10 century, it was known that the spices were separated by distillation. Eaudela, the first of its kind to be extracted from ethanol, in 1370, came out of Reimed and began to be distilled from rosemary until it was gradually made from plants such as lavender.
Since 1420, the serpentine condenser in oil distillation, the rapid development of the French Glass (Grasse) for the production of oil and perfume, and become the world famous natural spices (especially fragrant) production base.
Since then the country gradually by distillation extraction of essential oils, while extracting essential oils from flowers, fruits and leaves of citrus tree, this change from solid to liquid perfume plant, extraction plant in oil, this is an epoch-making progress. Since eighteenth Century, due to the development of organic chemistry, people have made great progress in the extraction and composition analysis of natural spices. With the expansion of the scope of application of natural spices, the rapid development of the perfume industry, natural fragrance extraction technology has been improved.