Chemically Talking, this molecule is "midway" amongst Sorbitan Oleate and Sorbitan Trioleate, that means that it's also an attachment of sorbitan (a dehydrated sorbitol (sugar) molecule) with the unsaturated fatty acid Oleic Acid, but in a very ratio of two:3 as a result the "Sesqui" component from the molecule's title. When on the lookout for cle