What does descaling devices mean in practice?
The acid dissolves the carbonate deposit, and the rate depends on the concentration, temperature, thickness of the stone and circulation of the solution.
When does it matter?
Too aggressive a preparation may damage aluminum, gaskets, coatings or solders, and the reaction releases gas and heat.
Which solutions are related to it?
The agent is selected for the material, personal protection and the manufacturer's procedure are used, and after the reaction it is neutralized or rinsed thoroughly.