Specifically, white and yellow dirt and plaque are concentrated at the bottom of the kettle. Experts explain that these are harmful impurities, even bacteria that grow for a long time in the electric kettle, originating from calcium and magnesium in the water.
Although people boil water every day with the device, if not cleaned, dirt and plaque from the water source or the environment can accumulate. This causes plaque as in the image. In addition, not cleaning for a long time can also reduce the efficiency and lifespan of the electric kettle