Identify and evaluate the respiratory hazard(s) in their workplaces.

Week 4 Assignment Employers are required to identify and evaluate the respiratory hazard(s) in their workplaces. Various types of Occupational Exposure Limits (OELs) have been established by a number of organizations, and are listed on many of OSHA’s Safety and Health webpages on chemical hazards and toxic substances. In a written report and in your own words, identify the following OEL’s below and list their meaning and what organization governs them. Please include an introduction to your writing as well as a conclusion. PEL -permissible exposure limit RELs – recommended exposure limit Ceiling limit TWA – Time-weighted average TLVs – threshold limit value STEL – short-term exposure limit

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