Dangerous Goods Class 1 : Class allocated to substances according to the hazard they present during transport (See UN Recommandations on the transport of Dangerous Goods)
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}