Effect | Rank | Criteria |
No | 1 | No effect |
Very slight | 2 | Customer not annoyed |
Slight | 3 | Customer slight annoyed |
Minor | 4 | Customer experiences minor nuisance |
Moderate | 5 | Customer experiences some dissatisfaction |
Significant | 6 | Customer experiences discomfort |
Major | 7 | Customer dissatisfied |
Extreme | 8 | Customer very dissatisfied |
Serious | 9 | Potential hazardous effect |
Hazardous | 10 | Hazardous effect |