Legislation on chemicals and products; approval of active compounds; authorisation of Biocidal Products; drafting of scientific documentation to support active ingredients and products; health and environmental implications in the management of chemicals; Forensic toxicology; Doping substances and the problem of Doping; Narcotic drugs, psychotropic substances and new narcotic substances - Instrumental techniques for forensic analysis; Elements of Criminal and Civil Procedure correlated with forensic expertise. Role of the Office Technical Consultant (CTU) and Technical Consultant of the Part (CTP). Drafting of expert report and trial in court.