Examine the cord to find the damage and determine the best course of action. Cut the damaged part away using a wire stripper ...

Extension cords provide a convenient method of bringing temporary AC power to a device that is not located near a power outlet. But, if not used properly, extension cords lead to electrical shock ...

Larger appliances can be fire threats when used with extension cords or power strips. Learn which ones need their own outlets. Corin Cesaric is a Flex Editor at CNET currently covering home tech.