March 15, 2013 GENERAL POVISIONS AS TO ARTICLES OF FOOD Use of food additive or processing aid. Contaminants, naturally occurring toxic substances, heavy metals, etc. Pesticides, veterinary drugs residues, antibiotic residues and microbiological counts. Genetically modified foods, organic foods, functional foods, proprietary foods, etc. Packaging and labelling of foods. Restrictions of advertisement and prohibition as to unfair trade practices.