Significant exposure means exposure in the following circumstances:
- where any employee is or is liable to be exposed to a concentration of lead in the atmosphere exceeding half the occupational exposure limit for lead
- where there is a substantial risk of any employee ingesting lead or
- if there is a risk of an employees skin coming into contact with lead alkyls, or any other substance containing lead in a form which can also be absorbed through the skin
Action levels
- General employees
50 µg/dl - Women capable of having children
25 µg/dl - Young people under the age of 18
40 µg/dl
Suspension levels
- General employees
60 µg/dl - Women capable of having children
30 µg/dl - Young people under the age of 18
50 µg/dl