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Exposure Rating 
You can assign a rating to exposure amounts.
You must first specify the values for these ratings in Customizing for Occupational Health under Specify Exposure Ratings.
Possible Values for Ratings
A |
Reference value exceeded |
B |
50% to 100% of reference value |
C |
10% to 50% of reference value |
D |
Less than 10% of reference value |
E |
Nil exposure |
