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What sanitary ware are you referring to? If it is porcelain can be diluted hydrochloric acid, oxalic acid can be used,
To tell you a cheat, you can spray it with range hood cleaner, strong decontamination, very suitable for the bathroom, spray it off and brush it with water!
84 disinfectant.
Toilet Dirt Removal Method: >>>More
1.Mix a cup or 250ml of white vinegar with a little baking soda powder and pour it into the toilet, wait for 10 to 15 minutes, then wipe off the stain with a long-handled brush, and then rinse with water. >>>More
Tiles: The rows of tiles near the side of the ground wall are difficult to clean, and are prone to yellow water and alkaline dirt, which is difficult to remove even with a brush. At this time, you can put the toilet cleaner used to clean the toilet into a watering can, or dilute it with hydrochloric acid or sulfuric acid to spray it on the tile from top to bottom, and after 10 minutes, clean it with a brush. >>>More
How do I get rid of odors in the bathroom?