In this series of videos, I will be reviewing aluminum circuitry connection burnouts. "Burnout' is a term used by engineers, scientists and electricians when describing an electrical connection that has actually overheated to the point where it has actually modified the metal, insulating jacket or the connection itself.It describes anything thought about anywhere from small to major. The burnout can be deterioration of the metal, staining of the metal or insulation, melting or bubbling of insulation or straight-out ignition and fire.I will be particularly handling aluminum electrical wiring connections.As you may know already, the aluminum wire itself is does not cause fire. It is the connections that do.Numerous factors add to these regrettable results:Due to the fact that aluminum and copper expand and contract differently, getting too hot of aluminum conductors may take place at switches, receptacles, splices, and pigtails. This can trigger electrical failure or fire.CreepWhen aluminum conductors are subjected to a continuous stress, the aluminum tends to creep far from the stressed location. The rate of creep will increase with an increase in temperature. The creep will continue up until the stress amounts to the ultimate strength of the aluminum itself. For that reason when an aluminum conductor is wrapped around a screw terminal of a switch or receptacle, the aluminum has a tendency to creep away from the screw, triggering a high resistance termination.Aluminum can "creep", gradually deforming under load, ultimately triggering gadget connections to loosen, and also has a different coefficient of thermal growth compared with materials used for connections. This speeds up the loosening of connections. These impacts can be minimized using electrical wiring devices approved for usage with aluminum.OxidationAluminum oxides are thin films that start to form on the surface area of aluminum within a matter of seconds after the bare metal is exposed to the environment.