Electric tea kettles have become an indispensable appliance in modern kitchens, prized for their speed, convenience, and efficiency in boiling water. However, a small but crucial detail often goes unnoticed by many users: the minimum water level mark. This simple line inside or outside the kettle is not just a suggestion-it is a critical safety and performance feature. In this comprehensive article, we will explore why electric tea kettles have a minimum water level, the science and engineering behind it, its impact on safety and efficiency, and best practices for kettle use.
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