As we continue our inspection journey, we transit to a large production facility. We walk through an area of large mixing and storage vats, which is tranquil compared to the other two workplaces. The machines are quietly humming along while the employees record temperatures and rates on worksheets.

We pass by a large vat that is not operating. Several employees are working on valves connected to the vat. The control panel for the vat has no signage or evidence of an energy-isolating device. We make a note to check for the existence of what program?