You will need
  • - vinegar essence
  • - vinegar 9%
  • - hydrochloric acid
  • - citric acid
  • store - bought powder against scale
  • - baking soda
  • potato or Apple cleaning
  • - brine from cucumbers or tomatoes
Instruction
1
Pour into the kettle 1/3 Cup of vinegar, add 1 liter of water and put the kettle to heat up. When the water is ready to boil, turn off the heat and leave kettle to cool slightly. After 15 minutes repeat the heating. Keep the solution in the kettle is constantly hot for several hours. Then drain the acid solution, clean kettle cleaner. If the layer of scale was not very thick, the kettle should be completely free from plaque.
2
Fill the kettle with the bag purchase of powder from the scale. Cover with water to 2/3 of its volume.
Boil the water for one hour. Drain and clean the kettle. If scale remains, repeat the process.
3
Boil water in a kettle and add 3 tablespoons of baking soda. Continue boiling for 15 minutes. Pour the club soda. In kettle, add 3 tablespoons of vinegar, cover with water and simmer for another 15 minutes. The scum needs to become more friable and can be clean off with a wooden spatula.
4
Kettle pour in 1/3 Cup of hydrochloric acid and one liter of water. Bring the water to a boil and leave on low heat for 30 minutes. The scum should go flakes, which are easily removed with the rough side of the sponge.
5
Pour the kettle with a sachet of citric acid, add one liter of water and boil, if the layer scale is not very big, the kettle should be clean.