1. The use of avocado seeds to obtain by mechanical pressing avocado oil enriched with aliphatic polyhydric alcohols and / or their acetylated derivatives, while these seeds comprise from 10 to 50 wt.% Of the total weight of the avocado used, these aliphatic polyhydric alcohols are saturated, monounsaturated or polyunsaturated trihydric alcohols of the C-Saliphatic unbranched linear 1,2,4-trihydroxyl type. 2. The use according to claim 1, wherein the avocado seeds comprise from 15 to 40% by weight, in particular from 20 to 40% by weight, of the total weight of the avocado used. The use according to claim 1 or claim 2, wherein the avocados are crushed or sliced, then dried at a high temperature, usually from 60 to 150 ° C, preferably until a residual moisture content of less than or equal to 5% is obtained before the oil is obtained by mechanical pressing .four. The use according to claim 3, where after grinding and drying the avocado before receiving the oil by mechanical pressing add from 1 to 5% water or water vapor relative to the weight of the dried avocado. The use according to claim 1, wherein the avocado oil contains at least 0.5 wt.% Of aliphatic polyhydric alcohols and / or their acetylated derivatives, preferably from 0.5 to 10 wt.%, Of the total weight of the oil. The use according to claim 1, wherein the aliphatic polyhydric alcohols are selected from the group consisting of nonadecane-1,2,4-triol; geneikozu-cis, cis-12-15-diene-1,2,4-triol; heptadec-16-yn-1,2,4-triol; heptadec-cis-16-en-1,2,4-triol; and mixtures thereof. 7. The use according to claim 1, wherein the acetylated derivatives of aliphatic polyhydric alcohols are mono-, di- or triacetylated compounds, preferably monoacetylated. The use of claim 1, wherein the avocado oil is soda1. Применение семян авокадо для получения путем механического прессования масла авокадо, обогащенного алифатическими многоатомными спиртами и/или их ацетилированными производными, при этом указанные семена составляют о