Limestone is composed of calcium carbonate, an alkaline compound, so an acid is needed to dissolve and eliminate it. Vinegar, for example, is a very useful product in this regard.
Vinegar and lemon
The acids in both ingredients dissolve stains and limescale deposits from the toilet, also eliminating odor-causing microorganisms.
Mix 100ml of vinegar with the juice of one lemon and spray onto the toilet surface. Wait 30 minutes, then flush the toilet and use a damp cloth to clean the outside surfaces of the toilet.
Bicarbonate and hydrogen peroxide
The combination of these two ingredients has the particularity of whitening surfaces, and is therefore perfect for darker limestone. Furthermore, it has a disinfectant effect.
Mix 80 grams of baking soda with 2 tablespoons of hydrogen peroxide, and use a sponge to rub the solution on surfaces.
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