Hygienic practices throughout the food chain. Good Agricultural/veterinary practices in primary production. Pre-Requisite Programmes (PRPs). Codex general principles of food hygiene. Codex guidelines for different food settings. Food contaminants. Risk analysis in food safety: Principles and case studies. Safety evaluation of food additives. Food toxicology. Sanitary and Phytosanitary standards and food trade. Food fraud, adulteration and traceability. Introducing the concept of one health in food safety. SDGs and Food Safety, Safety of GM Foods.