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Hence the interest in letting the citric acid act overnight. This trick works for all types of toilets: hanging or standing.
But also for all types of materials: porcelain, glazed ceramic or stainless steel.
Bonus tips For descaling very scaled toilets, you can also count on soda crystals (Saint Marc or another brand)… or cola!
Surprising, but it works! The use of baking soda should be reserved for regular toilet maintenance.
But used alone, it is not powerful enough to recover from a very dirty toilet.
