1. Describe the objective of this case study according to your understanding 

2. What is the importance of material selection in manufacturing companies 

3. What is the Analytic Hierarchy Process (AHP) that can be used in decision making process in manufacturing companies 

4. What are the important steps you suggest for the decision-maker in order to make a good decision 

5. How this study is helpful for you in understanding the decision making process about material selection in manufacturing companies?