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Each question should be at least 200 words in length. All sources used, including the textbook, must be referenced; paraphrased and quoted material must have accompanying in-text citations (APA).

Question 1

Some substances cause an acute effect while others pose a chronic effect. Discuss the differences between these two types of toxic effects. Use at least two substances to help demonstrate the differences between acute and chronic effects within your essay.

**Response should be at least 200 words in length.

Question 2

Describe the potential health effects related to workplace exposure to benzene, hydrogen sulfide or lead. Be sure to provide information on the substance such as where it is used in industry, potential exposures, as well as the adverse effects, safe levels of exposure and potential controls.

**Response should be at least 200 words in length.

Course Textbook PDF Information:

Plog, B. A., & Quinlan, P. (2012). Fundamentals of industrial hygiene (6th ed.). Itasca,

        IL: National Safety Council.

Chapter 6 (Unit 3)

https://files.acrobat.com/a/preview/5d5e0319-dc5e-405e-bc04-aaa7ab07d738

Unit III Study Guide

https://files.acrobat.com/a/preview/6b5a29a5-dec0-477c-aa91-566deaca6967