Electrically conductive materials are substances that allow the flow of electric current. Common examples include metals like copper and aluminum, which have free electrons that facilitate this movement. These materials are essential in various applications, such as wiring, electronics, and electrical components. In addition to metals, some non-metal materials, like graphene and certain polymers, can also conduct electricity. These materials are increasingly used in advanced technologies, including flexible electronics and energy storage systems. Understanding the properties of electrically conductive materials is crucial for developing efficient electrical systems.