Bringing together scientific research and market profiles, this unprecedented handbook provides a much-needed compilation of important topics related to the development, use, and marketing of essential oils, including their chemistry and biochemistry. A select group of authoritative experts covers the historical, biological, regulatory, and microbial aspects needed by both researchers and those involved with the marketing of these oils so popular in the pharmaceutical, food, health, and beauty industries. This reference also covers sources, production, analysis, storage, and transport of oils as well as their role in aromatherapy, pharmacology, toxicology, and metabolism.