This audio features the continuous sound of an engine or motor, creating a rhythmic and industrial ambiance. The engine's rhythm is steady and consistent, reminiscent of a car's diesel engine idling. The sound ebbs and flows, like the heartbeat of a machine. It's designed to loop seamlessly, allowing listeners to immerse themselves in the enduring hum of the motor. The audio perfectly captures the essence of a well-tuned engine, making it perfect for setting a mechanical or industrial scene or background.