Consider a factory that takes bauxite and electricity in one end, and sends ingots of aluminum out the other end.

Anything else coming out of that factory is ''waste''. It is value lost in terms of excess heat or chemicals.

In ComputerProgramming, ProcessWaste can take the form of:

* ProgrammingInTheDebugger
* WhyDoYouPermitThisToBeDoneToYou
* CodeFork''''''s
* IntegrationHell
* BigBangTesting
* TooMuchDocumentation
* ...