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Glossary
advanced quality planning: a structured method of dening and
establishing the required steps necessary to assure that a product
satises the customer. Advanced quality planning embodies the
concepts of defect prevention and continuous improvement as con-
trasted with defect detection.
andons: special lamps that illuminate problems in the factory. Paging andons
are lists to request parts supplies; emergency andons alert super-
visors to abnormalities on the line; operation andons indicate the
machines’ current operation rates; progress andons help us monitor
the progress of line operations (Hirano 2009).
angle plate: a precise measu