Quelques termes liées à la parfumerie :

Absolute
The absolute oil is obtained from “concretes” or resinoïds. After extraction of these from alcohol ethylic absolute, the alcoholic solutions are freeze between -12° and -15° Celsius, filtrate and after that concentrate under reduce steam. The absolute oil is very precious for the richness that occurs for the compositions in which they are incorporate.

Dissolve
Make cross in a liquid the soluble elements of a solid or semi-solid product to obtain a solution.

Filter (To)
Physical action which consists in holding (retaining) the insoluble particles in suspension in a liquid by means of a filter: paper, asbestos, tissue, etc. …

Odour
Volatile substance perceived by the olfactive system. In perfumery applies more particularly to raw materials or notes simple by opposition to smell which applies to the smell more elaborated by a finished product.

Transfer
We say about a perfume that it turned when its smell and its colour modified following physical actions, or chemical (oxidation) owed to the air, to the light, to the heat or to the ageing.