Common Structural Terms In this section of the course, let's learn about some common terms or phrases that are used in the construction...

What's an Arc Flash? An arc flash occurs when a flashover of electric current leaves its intended path and travels through the air from...

All electrical systems require a means of disconnection so that the service can be shut down quickly if any dangerous conditions exist....

Many people use the name Romex® when referring to type-NM cable. Romex® is a trademarked name that has come into common usage for...