Xenobiotic 2 : A xenobiotic is a chemical which is not a natural component of the organism exposed to it. Synonyms: drug, foreign substance or compound, exogenous substance or compound
Heriot-Watt University, School of Life Sciences, Some Terms Used In Toxicology and Chemical Safety, Edinburgh, UK 1992. http://www.who.int/ipcs/publications/methods/harmo nization/en/compilation_nov2001.pdf, (Tox and Chem Sfty - Amer) {85}
International Programme on Chemical Safety IPCS (A joint venture of the United Nations Environment Programme UNEP, the International Labour Organisation, ILO and the World Health Organization WHO), Glossary of Terms on Chemical Safety for Use in IPCS Publications, World Health Organization, Division of Environmental Health, World Health Organization, Geneva, Switzerland, ILO 1996-2010. http://www.ilo.org/legacy/english/protection/safew ork/cis/products/safetytm/glossary.ht, (IPCS Chem Sfty - Brit) {103}