Return station
Shape coding The inputs are sorted in turn and designed with different shapes so that it is easy to distinguish the different inputs visually. Further instructions are supplemented with signage.
Signage Each throw-in is signposted with text and illustrations that the employee exhibits during serving time. Before consumers have been trained, the employee helps to provide induction.
Stack In the final stage, guests stack a stack with scratched lunch boxes. Only the top lunch boxes are visible as the stack gradually sinks further down into the storage space.
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