----------  *ISHIKAWA4*  ----------

   The 4 Usual "M" Components in the Ishikawa
         Cause-and-Effect Diagram

1. Material
      Biased High or Low in Size, Content, etc.
      Too Variable
2. Machine
      Out of Calibration
      Worn Parts
3. Man
      Lack of Training
      Lack of Information
      Not Enough Time
      Carelessness
4. Method/Process
      Wrong Set-Up
      Not Enough Time
      Improper Lubrication

   Source--Quality Progress, April 1987.
