This lesson focuses on one aviation hazard, icing.

1. Icing:
   1. Types of Icing Formations
   2. Observing and Reporting Structural Icing
   3. Icing PIREPS
   4. Icing Processes
   1. Microscale Processes
   2. Macroscale Weather Patterns

• Read Chapter 13.
• Review the summary material under Lesson Content.

One chapter of reading, which should take about 30 minutes to one hour. The quiz should take you about 20 minutes.