As already mentioned, we have quite a hard water. This creates traces of lime in the toilet or sink Becke. A few drops of hydrochloric acid, and they can be easily removed. MfG KHM
What can I say, great for descaling of heavily calcified toilets! Similarly, one can very well older pavers by all the gray haze and Ablagerunge free (of course with very dilute acid, such as stated on the pack.
What should I much about sagen.Ich had once made a try my exposed aggregate concrete plates with diluted lye to clean after each stone cleaners hat.Der vesagt success was visible immediately after rinsing.
I use hydrochloric acid to regenerate Yonenaustauscher, prompt delivery with good packaging very satisfied. Fiddling with hydrochloric acid should only experienced users (chemical burn)