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Anonymous users2024-01-24With hydrochloric acid or sulfuric acid, because the acid-base neutralization reaction, the yellow dirt can be removed.
And because hydrochloric acid and sulfuric acid are cheaper, these two acids are often used to wash some alkaline dirt.
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Anonymous users2024-01-23Both caustic soda and limestone can react with acids.
Therefore, it can be cleaned with dilute hydrochloric acid.
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Anonymous users2024-01-22Wash with acid, sulfuric acid or the like.
Because it is an alkaline substance, it is soluble in acid, so it is washed with acid.
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Anonymous users2024-01-21Strong acids (sulfate, hydrochloric acid).Dirt is alkaline, and acids can corrode alkalis.
You can't face the north, but you have to face the gate.
Aren't there many toilets with toilet cleaners these days? Just use that thing to drip on the stained place, use the toilet brush back and forth a few times to get it, if it is a large area of stubborn stains can be cleaned with sulfuric acid, generally will not affect the surface of the tile.
It is best to buy a good quality, high power, not easy to clog as well, and there are reasons about the material, maybe the price is not very expensive, expensive is not necessarily good, just according to what you need to have a complete function, as little as possible There are problems with the squatting toilet, after all, it doesn't matter if you have a little more money at home.
Underneath your toilet is a drain where you can put a toilet and add a floor drain if you want to shower. The shower floor drain is connected with 50 sewer pipes and existing sewer pipes, see that your title should be the old house, the ground should be made from scratch, it is best to show me the photos of the scene.
Because the smell of the floor drain is backwashed, you can usually cover it with something when you go out to block the smell from backwashing, and it is also recommended to use a happy forest activated carbon package to remove the smell. Should help you.