Assertion: valve's part | /r/HasProperty | the valve
Facets:
Source sentences:
text: Color key: the grey part is the pipe through which fluid flows; the red part is the valve and its handle or control; the blue arrows show how the valve moves or swivels; and the yellow line shows which way the fluid moves when the valve is open.
text: The shell of a bivalve is composed of calcium carbonate, and consists of two, usually similar, parts called valves.