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11
Better Decisions for Control
Rob sat back and looked at the control charts. They showed the day-to-day
variation in all the key control points for the carbon plant and the potroom.
And now that included maintenance. The surprising thought was that it had
only been nine months since his plan had rst been formulated. Now there
were process owners for each of these control points: operators, maintain-
ers, pot controllers, superintendents. Monitoring wasn’t dependent on him, or
onthe IT department, or on other people not connected with producing the
product. The signals in the charts were reported, investigated, and responded
to bythe process ...