Quelques termes liées à la parfumerie :

Concrete
Solid or semi-solid product obtained after extraction of the nice-smelling principles of some natural raw materials such as Jasmine, Rose, etc., by some volatile solvent, ether of petroleum, Benzene.

Head Space
New technique employing a vacuum process for the analysis of the volatile constituents of the fragrant products. This technique is made at three times; in the first place the took of the nice-smelling molecules emitted by the alive or not alive materials, secondly the analysis of the booby-trapped smell of materials, the identification and the quantification of molecules composing it by chromatographic analyses coupled with mass spectrograph, finally the formulation in laboratory with materials of synthesis. We can get faithful reconstructions.

Perfume (or Flavor)
Product the most concentrated and generally the richest in a defined line.

Volume
About perfume which develops widely in the atmosphere.