1. Tell me about your research - some technical questions on how the methodology works and the interpretation of the results.
2. If there is a problem in the plant, how will you handle it,
3. Are you ready to go to the production site once or twice a month (which is outskirts of the city).
4. If during a meeting, your supervisor promises to the clients something that you know is not possible, what will you do.
5. Why not go for a postdoctoral fellow and join industry.