The document discusses household electric circuits. It describes how electricity enters the house through two drop wires connected to the electric meter. From the meter, wires go through the main switch and panel board, which contains fuses or circuit breakers to protect circuits. Circuits from the panel board include lighting circuits for fixtures and power circuits for outlets and sockets. The main components of a household circuit are identified as the electrical meter, main switch, panel board, sockets, loads, connecting wires, and switches.