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This is the complete lecture note for BST223 Introductory Food Engineering. You can read it online below, open it in the full viewer, or download the PDF for offline study. It pairs with the course's video lectures, so you can read and watch together.
LA-NET | ONLINE LEARNING VIDEO PLATFORM FOR POST-SECONDARY & HIGHER INSTITUTION STUDENTS
LA-NET | ONLINE LEARNING VIDEO PLATFORM FOR POST-SECONDARY & HIGHER INSTITUTION STUDENTS • Course code: BST223 • Course title: Introductory Food Engineering • Course credit load: 2 Series 1: Foundations of Food Engineering Systems Series outline • Part 1: The Food System Framework o Sub-Part 1.1: Concept and Structure of the Food System o Sub-Part 1.2: Stakeholders in the Food System o Sub-Part 1.3: Current Issues and Regulatory Framework • Part 2: Innovation and Professional Roles in Food Engineering o Sub-Part 2.1: Role of Innovation in the Food System o Sub-Part 2.2: Duties and Responsibilities of a Food Engineer o Sub-Part 2.3: Professional and Academic Ethics • Part 3: Food Engineering Education and Information Technologies o Sub-Part 3.1: Role of Food Engineering Education in National and Global Contexts o Sub-Part 3.2: Significance of Information Technologies in Food Engineering o Sub-Part 3.3: Accessing and Assessing Information Resources Introduction Food engineering plays a vital role in ensuring that the food we consume is safe, nutritious, and produced efficiently. Every meal we eat is the result of a complex system involving farmers, industries, regulators, and consumers. Understanding this system is the foundation for appreciating how food engineering contributes to society. By exploring the framework of the food system, its stakeholders, and the challenges it faces, you will begin to see how engineering principles are applied to improve processes and safeguard public health. The aim of this Series is to introduce you to the fundamental concepts of the food system and to highlight the responsibilities and innovations that define the role of food engineers today.
LA-NET | ONLINE LEARNING VIDEO PLATFORM FOR POST-SECONDARY & HIGHER INSTITUTION STUDENTS We shall commence this Series by examining the concept and structure of the food system, including its stakeholders and regulatory framework. Next, we will move on to the role of innovation and the professional duties of food engineers, with emphasis on ethics. Finally, we will conclude by considering the importance of food engineering education in both national and global contexts, as well as the role of information technologies and resources in advancing the field. Series Learning Outcomes Upon completing this Series, you should be able to: • SLO 1.1 define the concept and structure of the food system, • SLO 1.2 explain the roles of key stakeholders and evaluate current issues and regulatory frameworks, • SLO 1.3 analyse the role of innovation in the food system, • SLO 1.4 describe the duties and responsibilities of a food engineer, • SLO 1.5 evaluate the importance of professional and academic ethics in food engineering practice, • SLO 1.6 discuss the role of food engineering education in national and global contexts, • SLO 1.7 demonstrate awareness of information technologies and assess their significance in food engineering, and • SLO 1.8 identify reliable sources of information and apply them to evaluate the impacts of food engineering on health, environment, and safety. 1.1 The Food System Framework 1.1.1 Concept and structure of the food system The food system refers to the interconnected processes and activities involved in producing, processing, distributing, and consuming food. It includes everything from farming and transportation to retail and household consumption. A food system is not only about food itself but also about the social, economic, and environmental factors that influence how food is made available. A simple way to think about the food system is to imagine the journey of a loaf of bread. It begins with wheat grown on a farm, continues through milling and baking, and ends in a shop where consumers purchase it. Each stage is part of the system, and each stage has its own challenges and opportunities. Fill in the blank: The journey of food from production to consumption is called the __________.
LA-NET | ONLINE LEARNING VIDEO PLATFORM FOR POST-SECONDARY & HIGHER INSTITUTION STUDENTS Diagram showing the stages of the food system (production, processing, distribution, consumption). Caption: Figure 1.1 Stages of the food system 1.1.2 Stakeholders in the food system The stakeholders in a food system are the groups or individuals who influence or are affected by food-related activities. These include the public sector (government agencies and regulators), the food industry (farmers, processors, distributors, retailers), and civil society (consumers, advocacy groups, and communities). Each stakeholder plays a unique role. Governments establish policies and regulations to ensure safety and fairness. The food industry develops products and manages supply chains. Civil society raises concerns about nutrition, sustainability, and equity. Together, these stakeholders shape the way food systems operate. Fill in the blank: The three main stakeholders in the food system are the public sector, the food industry, and __________.
LA-NET | ONLINE LEARNING VIDEO PLATFORM FOR POST-SECONDARY & HIGHER INSTITUTION STUDENTS Table 1.1 Roles of stakeholders in the food system Description: A table summarising the roles of public sector, food industry, and civil society. 1.1.3 Current issues and regulatory framework Food systems face several current issues, such as food security, climate change, food safety, and nutrition. For example, climate change affects crop yields, while food safety concerns arise from contamination during processing or distribution. The regulatory framework refers to the laws, standards, and guidelines established by governments and international organisations to ensure that food systems operate safely and fairly. Regulations may cover areas such as hygiene, labelling, environmental impact, and trade. Fill in the blank: Laws and standards that govern food safety and fairness are called the __________ framework.
LA-NET | ONLINE LEARNING VIDEO PLATFORM FOR POST-SECONDARY & HIGHER INSTITUTION STUDENTS Box 1.1 Selected examples of food system regulations Description: A box listing examples such as food hygiene standards, labelling requirements, and international trade rules. Pilot questions 1.1 1. Which term describes the interconnected processes of producing, processing, distributing, and consuming food? 2. Name the three main stakeholders in the food system. 3. Give one example of a current issue affecting food systems. 4. What is meant by the regulatory framework in food engineering? 5. Which stakeholder is responsible for establishing policies and regulations? 1.2 Innovation And Professional Roles In Food Engineering 1.2.1 Role of innovation in the food system Innovation refers to the introduction of new ideas, methods, or technologies that improve processes, products, or services. In the food system, innovation can involve developing healthier food products, creating more efficient processing techniques, or designing sustainable packaging. For example, the use of biotechnology to enhance crop yields or the application of automation in food processing plants are both innovations that improve efficiency and quality. Innovation also helps address challenges such as food safety, environmental sustainability, and consumer preferences.
LA-NET | ONLINE LEARNING VIDEO PLATFORM FOR POST-SECONDARY & HIGHER INSTITUTION STUDENTS Fill in the blank: The introduction of new ideas and technologies in the food system is called __________. Diagram showing examples of innovation in the food system (biotechnology, automation, packaging). Caption: Figure 1.2 Examples of innovation in the food system 1.2.2 Duties and responsibilities of a food engineer A food engineer is a professional who applies engineering principles to the design, development, and improvement of food processes and equipment. Their duties include ensuring food safety, optimising production efficiency, and designing systems that maintain nutritional quality. Food engineers are also responsible for solving problems related to storage, packaging, and distribution. They must balance technical requirements with consumer needs and environmental considerations. Fill in the blank: A professional who applies engineering principles to food processes and equipment is called a __________.
LA-NET | ONLINE LEARNING VIDEO PLATFORM FOR POST-SECONDARY & HIGHER INSTITUTION STUDENTS Image showing a food engineer working in a processing plant. Caption: Plate 1.1 A food engineer in a processing environment 1.2.3 Professional and academic ethics Ethics refers to the principles of right and wrong that guide professional behaviour. In food engineering, ethics ensures that engineers act responsibly, prioritising public health, safety, and environmental sustainability. Academic ethics also require honesty in research, proper citation of sources, and avoidance of plagiarism. For instance, a food engineer must not compromise safety standards to reduce costs, and researchers must report findings truthfully. Ethical practice builds trust among stakeholders and ensures the credibility of the profession. Fill in the blank: Principles of right and wrong that guide professional behaviour are called __________.
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