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It is not recommended that you do this, acetone is very volatile, has a strong smell, and is definitely not suitable if used at home.
And acetone is flammable, so you don't want to have an accident while sitting on the toilet and smoking, right?
I'm here to fight-advertise-sell-product-product, you can try the method of cola, if you can remove stains, it's good, if not, I recommend oxygen bubbles to you.
If alcohol is not allowed, it can be cleaned by the following methods. >>>More
Dirty stuff doesn't come in a day or two. Or bubble more, wash it a few times and try it, the stain has already penetrated into the inside of the tile.
Caustic soda is not recommended to clean toilet stains. Caustic soda (sodium hydroxide) is a corrosive chemical that can produce a strong alkaline solution. Although caustic soda can effectively clean toilet stains, it is somewhat dangerous and unsafe. >>>More
The effect of using salt is not great, and several methods are recommended. >>>More