Exam (elaborations)
Ohio Lead Abatement contractor
- Course
- Institution
Ohio Lead Abatement contractor PPb parts per billion PEL permissible exposure limits: developed by OSHA to indicate the max airborne concentration of a contaminant to which an employee may be exposed over the duration specified by the type of PEL. Ug microgram 30 ug The level of action H...
[Show more]