Assertion: white pvc | /r/ObjectUse | used for drain
Facets:
Source sentences:
text: Inspectors can be aided in the identification of PVC by its color, which often indicates its use: white PVC is used for drain and waste vent pipe and some low-pressure piping; dark gray is used for industrial pressure systems; purple is used for reclaimed wastewater; white, blue and dark gray are all used for cold-water pipe; and green is used for sewer lines.