Functional Equivalence of Compared Product Systems

This lecture discusses the concept of functional equivalence in comparing product systems, emphasizing the importance of defining system boundaries accurately to ensure a fair comparison. Through examples and rules, the instructor illustrates how different scenarios can impact the functional equivalence of systems. Common errors in defining system boundaries are highlighted, showcasing the significance of considering all relevant activities within the system. The lecture also touches upon the environmental impact assessment of different restaurant types, emphasizing the need for a comprehensive approach. References to environmental life cycle assessment literature and image sources are provided for further exploration.