Discuss the similarities and differences that exist between the three basic types of occupational exposure limits (OELs). Describe how each type of OEL is used to control occupational exposures, and p

Discuss the similarities and differences that exist between the three basic types of occupational exposure limits (OELs). Describe how each type of OEL is used to control occupational exposures, and provide at least one specific chemical for which each type of OEL has been established. Your answer must be a minimum of 200 words in length.

Discuss the common elements used to derive occupational exposure limits (OELs). Provide your opinion as to which of the elements is the most important. Your answer must be a minimum of 200 words in length.

Describe how hazard notations are used to derive OELs, including the additional hazard notations included by the Occupational Safety and Health Administration (OSHA). How would these notations be used in industrial hygiene practice? Your answer must be a minimum of 200 words in length.

Course Text Book: Fuller, T. P. (2015). Essentials of industrial hygiene. Itasca, IL: National Safety Council.