4 : All non-conforming products/materials are clearly identified and segregated, non-conforming areas are clearly marked and identified. Non-conforming products/materials are recorded and tracked.3 : Most of non-conforming products/materials are clearly identified and segregated, most of non-conforming areas are clearly marked and identified. Non-conforming products/materials are recorded and tracked.2 : Most non-conforming products/materials are identified but not well segregated, most of non-conforming areas are clearly marked and identified. Non-conforming products/materials are recorded and tracked.1 : Non-conforming products/materials are identified but mixed in some good products, few non-conforming areas are clearly marked and identified. 0 : No identification.