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quantity of the waste but it is essential to know the various sources of waste within the
operation. A check sheet implemented at different work levels may enable documenting
the capture of waste from the operations carried out (George 2002) (Table 12.4).
12.5.4 Pareto diagrams
The Pareto diagrams are used to prioritize problems so that the major problems can be
identied. The diagrams are used to
• Analyze a problem from a new perspective
• Focus attention on problems in priority order
• Compare data changes during different time periods
• Provide a basis for the constr ...