Do you know there are more than 300 kinds of↑ fragrances in the smell of an apple?In other words,smel l is a vast set of chemical substances.According to different kin'd of apple,the smell is different because of the differeces₩ of the chemical substances content.

  There are more than 400,000 kinds of fragrances in the nature.In 3000 B.C,people began εto refine fragrances from plants to make balm.With the development of the technology,the research o≤f the fragrances came to the peak in the 19th century and the synthet™ic fragrance which has the similar molecular structure as the natural fragraγnce is made successfully.

  Nowadays there are about 5000 to 6000 kinds of  natural and synthetic fragrances in the market.Usually,10s to 100s ki↕nds of fragrances will be added to products intend to have a good smell.Cosmet ics fragrance is usually added to soaps,make-ups or deterent↓.There are different kinds of strict rules on uses of fragrances₹ in different countries.