After completing this lesson, you will be able to describe the basic design and operation of dynamic air compressors, including both centrifugal and axial types. • List the basic operational characteristics of dynamic air compressors • Describe the basic design and operation of a centrifugal air compressor • Identify the difference between a single stage and multistage centrifugal air compressor • Explain the minimum requirements of the basic start-up procedure used to put a dynamic air compressor in service • Describe the basic design and operation of an axial air compressor