Part I: Demographic Questions

1. Year in the university (Freshman, Sophomore, Junior, Senior)^a

2. Gender (Male, Female)^a

3. Major^a

4. Grade Point Average^a

Part II: Questions related to Sustainability and Green Products

1. Have you ever heard of the concept of sustainability?^b

2. Are you familiar with sustainability?^c

3. What is your level of knowledge regarding sustainability?^c

4. Have you ever taken any courses related to sustainability?^b

5. Do you think the classes on sustainability affect your attitude toward the environment and sustainability?^c

6. Do you believe that higher education must teach sustainability for a complete undergraduate curriculum.^c

7. Do you consider sustainability when you purchase products.^c

8. Do you think you should pay extra money for sustainable building products?^c

9. Do you have any experience installing or using any green products such as energy-saving light bulbs?^c

10. Do you believe that it is very important to use green products instead of conventional products?^c

11. How concerned are you about saving water in your daily activities?^c

Part III: Experience of Water-Saving Showerheads

1. Did you realize that water saving showerheads have been installed in the dorm showers?^b

2. How long do you take in the shower?^a

3. Are you satisfied with your water saving showerhead compared to a conventional showerhead?^c

4. If you are not satisfied with the water-saving showerhead, what is your greatest concern?^a

5. What is your favorite feature of the water-saving showerhead?^a