Chemically speaking, this molecule is "halfway" amongst Sorbitan Oleate and Sorbitan Trioleate, which means that it is also an attachment of sorbitan (a dehydrated sorbitol (sugar) molecule) with the unsaturated fatty acid Oleic Acid, but in the ratio of 2:3 consequently the "Sesqui" aspect inside the molecule's title. Aside from using a good secu