What type of fitting allows four pipes to be connected together?
A. Tee
B. Union
C. Cross
D. Nipple
A. Incorrect. A tee allows the splitting or joining of flows.
B. Incorrect. A union joins two sections of threaded pipe but allows them to be disconnected without cutting or disturbing the position of the pipe.
C. Correct. A cross allows four pipes to be connected together.
D. Incorrect. A nipple can be used to extend the length of a pipe or make temporary connections for maintenance purposes.
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