Science, asked by paramjeetarora, 19 days ago

explain internal DWV system
(but you can't copy paste it from anywhere)​

Answers

Answered by gaddelaxmi1
0

Explanation:

In modern plumbing, a drain-waste-vent (or DWV) is part of system that removes sewage and greywater from a building, and regulates air pressure in the waste-system pipes to aid free flow

Similar questions