1. Use vinegar and baking soda. This is a natural and effective way to remove scale. Simply fill your pot or pan with equal parts vinegar and water and bring it to a boil. Then, add 1/2 cup of baking soda and stir until the mixture foams up. Let it sit for 15-30 minutes, then scrub the scale away with a sponge.
2. Use a commercial descaler. There are a number of commercial descaling products available that can be used to remove scale. Follow the directions on the product label carefully, as some products may be harmful if used incorrectly.
3. Use a dishwasher. If your pots and pans are dishwasher-safe, you can also use your dishwasher to remove scale. Simply add a cup of white vinegar to the dishwasher detergent compartment and run the pots and pans through a regular cycle.
4. Use a scrub brush. If the scale is not too thick, you may be able to remove it with a scrub brush and some elbow grease. Wet the brush and scrub the scale away, then rinse the pot or pan thoroughly.
5. Use a CLR solution. CLR is a lime and calcium remover that can be used to dissolve scale. Mix equal parts CLR and water and apply it to the scale with a sponge. Let it sit for 15-30 minutes, then scrub the scale away with a sponge.
6. Use Borax. Borax is a natural mineral that can be used to remove scale. Mix 1/2 cup of borax with 1 gallon of hot water and pour it into the pot or pan. Let it sit for 30 minutes, then scrub the scale away with a sponge.
7. Use a mixture of lemon juice and salt. Mix 1/2 cup of lemon juice with 1/2 cup of salt and rub it onto the scale. Let it sit for 30 minutes, then scrub the scale away with a sponge.