Why does a tea kettle whistle?
For a short science lesson, read on. As water is heated in a tea kettle, the boiling water creates pressure and steam inside the kettle. Because there is only so much room in a tea kettle, pressure begins to build up. More and more steam will be created, but there is nowhere for it to go. When there is no more room for the steam to go, the pressure pushes that steam through the hole faster and faster. Eventually, the steam rushes through that small hole so fast that vibrations are produced. This is what makes the tea kettle whistle. Different Styles and Types of Whistling Tea Kettles You’ll find whistling tea kettles in just about every shape and design you can imagine. Many people collect tea pots and kettles and some of these kettles can be worth thousands of dollars. There is also some variation in the whistling sound as well. Some are rather subtle, while others are shrill or shrieking. This is to ensure the kettle does not burn dry while on the stove and ruin the kettle or start a
