09-26-2011, 01:26 PM
There are repair facilities that can do a smoke test to the waste system. This entails filling the waste system with a nontoxic smoke and slightly pressurizing the system. Then you look for the smoke exiting the compromised component. Some higher end automotive repair facilities use this type of system for finding leaks in automotive cooling systems. Also see plumbers for smoke testing.
And below is more info that you wanted. ;)
The term
And below is more info that you wanted. ;)
The term
