Major Cause Categories Include the 4 major cause categories (use boxes): 1) Method, 2) Material, 3) Manpower, 4) Machine. Cause Categories

Include at least 3 Cause Categories (parallel arrows) for each Major Cause Categories. A total of 12 Cause categories. Sub-Causes

Include at least 3 Sub-Causes for each Cause Category (at least 9 sub-causes for each Major Cause Category). A total of 36 Sub-Causes.