Kelly Kettle
（重定向自Thermette）
![Heat from the fire travels up the middle of the kettle, exiting out of the central hole. The offset hole (at an angle) is the water spout](/Images/godic/202502/16/Kkettle3912.jpg")
![Thermette with an integral base dating from the 1960–1970s.](/Images/godic/202502/16/Thermette_in_use3912.JPG")
Kelly Kettle, Storm Kettle, Thermette and Volcano Kettle are trade names for efficient portable devices for boiling water outdoors using twigs and other small combustible materials; these devices consist of a water jacket surrounding a fire chamber which creates an upward chimney draft ensuring efficient and rapid boiling even in windy or wet weather.