including 40 cm above the toilet bowl and 15 cm in front of it on the user’s side. When the toilet was flushed with the lid closed, the aerosols did not leak to the upper part of the toilet ...

Q: My old toilet has black stains where you see water, not on the sides of the bowl. I have tried using Zep Acidic Toilet Bowl Cleaner with no luck. Also, I have tried chlorine and other toilet ...