"Smoke phenomena" refers to various visual effects created by smoke, often seen in nature or during specific events. These effects can include smoke rings, vortices, and billowing clouds, which occur due to the movement and interaction of smoke particles with air currents. Such phenomena are commonly observed during fires, volcanic eruptions, or when using smoke machines in performances. In scientific terms, smoke phenomena can help researchers understand fluid dynamics and air quality. The study of these effects can also aid in developing better firefighting techniques and improving pollution control methods. Understanding smoke behavior is essential for safety and environmental protection.