Margin of Exposure (MOE) 2 : Ratio of the No Observable Adverse Effect Level (NOAEL) or an appropriate substitute to the estimated or actual level of exposure to a substance
The Association of Petrochemicals Producers in Europe (APPE), The European petrochemical industry, Glossary of Terms on Chemical Safety for Use in IPCS Publications, van Nieuwenhuyse, Brussels 2006. http://www.petrochemistry.eu/glossary.html, (Petrochem Ind - Brit) {473}