A team was directed to steam clean the inside of an empty tank car. After thoroughly steam cleaning the inside the workers then noticed that it was getting late in the day and decided to stop their work and close up the tank car for the night. They would return early in the morning to see if any more steam cleaning would be required.Attached is a picture of what they saw of the tank car in the morning. Explain how this happened. (Include in your discussion the types of heat transfer mechanisms phase change processes and air pressure changes taking place throughout the process).