NATURAL PERFUME ACADEMY GLOSSARY
The Natural Perfume Glossary compiled by Justine Crane & NPA
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Indole is an aromatic heterocyclic organic compound.
It naturally occurs in human feces and has an intense faecal odour. At very low concentrations though, it has a very flowery smell, and is a constituent of many floral scents (such as orange blossoms) and perfumes.
It tends to lend a "dirty" quality to a perfume.
whole botanical materials immersed in a hot medium, diluent or carrier; botanical material in warmed oil is considered an infusion