When used with appropriate conductors, metal-clad (MC) cable and electrical metallic tubing (EMT) have nearly identical uses but quite different working characteristics. Therefore, on any given job, ...
The NEC Articles covering conduit start with Art. 342 and end with Art. 356. The first four conduits are the metal ones: You can use IMC and RMC in all atmospheric conditions and occupancies [Sec. 342 ...
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