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Fundamentals of Sustainable Engineering Comprehensive exam part 3 1

Mechanical Engineering

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Fundamentals of Sustainable Engineering

Comprehensive exam part 3

1. Please compare two similar products using Life Cycle Assessment method. For example, one-time use paper cup & reusable glass cup, Incandescent Light Bulbs & CFL bulbs, etc. Provide at least the following information: Goals, Scope, Functional Unit, Type of Information/data needed. (30 points)

2. Consider the transactions in a three-industry economy shown in the table below; please calculate the total effects of $50 additional demand from Manufacturing Sector and $30 additional demand from Agriculture Sector. (30 points)

3. Please explain the mismatch between Function Life Cycle and Performance Life Cycle as shown in the figure below. Please use an example to support your answer. (20 Points)

4. What issues arise in the use of LCA as a product/process assessment tool? Please use an example to support your answer (20 Points).