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True/False: Filtered gray water refers to non-sewage wastewater.
Branches
True
False
False
True
1/4
True
True
True/False: Water supply lines and waste discharge lines are under pressure.
Branches
True
False
False
True
1/4
True
True
What are nearly horizontal lines that carry waste?
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True
False
False
True
1/4
True
True
True/False: Tankless water heaters and domestic oil burners require less energy than other types.
Branches
True
False
False
True
1/4
True
True
Horizontal waste lines slope at ____ inch per foot to ensure an adequate flow.
Branches
True
False
False
True
1/4
True
True
True/False: Plumbing drawings include gas supply lines.
Branches
True
False
False
True
1/4
True
True
True/False: The plumbing line symbol for a cold water line is a continuous line with the letter *C* repeated along the length of the line.
Branches
True
False
False
True
1/4
True
True
True/False: Every fixture must include shut-off valves.
Branches
True
False
False
True
1/4
True
True
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