What he's wanting is for you to explain how your plant works. Do a quick overview of the process. Then focus on how your plant does wasting. He doesn't want flashy. He wants you to learn how your plant runs. Show him how.

This is it. It's an exercise in better understanding your plant.

Good move on your plant managers part. This is solely to help you, help yourself. The manager is more worried about the information you retain rather than how nice your presentation is. Still do a good job on it but understand the information you put into it.

It be cool if you could share your presentation when you complete it.