It is used to plug in electrical devices, what is it?, Outlet, Wire, It is used to turn the light on and off, what is it?, Switch, Circuit breaker, It is used to let electricity glow through it, what is it?, Conductor, Voltage, It is used to protect a circuit by melting when to much electricity flows, What is it?, Fuses, Wire, It is used to automatically stop the flow of electricity during overload, what is it?, switch, circuit breaker

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