Poisonous substances include :
1° (Deleted) ;
2° Narcotic substances ;
3° Psychotropic substances;
4° Substances included in list I and list II as defined in article L. 5132-6.
For the purposes of this Part :
Substances” means chemical elements and their compounds as they occur in the natural state or as produced by industry, possibly containing any additives necessary for their marketing.
Preparations” means mixtures or solutions composed of two or more substances.