Title: Explain how waste moves from a fixture, through the drain system, to the environment.
Course: Plumbing I (17058-I) > Section: Installing DWV Systems

Explanation should include

- gravity through a DWV system that is sloped properly
- pumps
- vacuum systems
- septic systems.

Process/Skill Questions:

- How does a vacuum system work to move waste?
- What procedures are required for maintaining a septic system?