1. What are some of the possible health consequences for employees exposed to mixtures of toxic air contaminants? How can the Safety Professional determine if levels of mixtures are safe? Provide examples in your response.

2. Provide an example of a job that could have a high incidence of workplace musculoskeletal disorders (WMSDs). Identify two engineering controls and two administrative controls that could be used in this job to reduce the risk of WMSDs.

3. Describe the relationship between safety and health standards and the established system of building codes.

4. Describe the effects of common industrial air contaminants on the human body and methods used to quantify employee workplace exposures.