Put the chopped lemon into the kettle, boil the water, then wash the kettle with detergent and rinse it with water.

2, baking soda to scale.

Boil water in an electric kettle, add 15g baking soda and let the water boil for a few minutes.

3, potato skin descaling.

4, vinegar to scale.

5. Boil egg shells and scale them.

6, tea descaling.

7, sweet potato descaling.