Chemically Talking, this molecule is "midway" among Sorbitan Oleate and Sorbitan Trioleate, indicating that it's also an attachment of sorbitan (a dehydrated sorbitol (sugar) molecule) with the unsaturated fatty acid Oleic Acid, but within a ratio of two:3 for this reason the "Sesqui" part from the molecule's identify. The emollient plant oil comi