There is a lump of glaze on the inside of the toilet, which is not a quality problem

I can't guarantee it, but I have indeed seen others squatting and breaking the toilet, and there are also those who have slipped down and injured themselves, and a colleague has avoided going to the toilet and squatted on the toilet and was scratched and stitched more than 20 stitches, which is terrible to think about.

The toilet can generally support a weight of 100KG, and squatting on it will not break. Toilets, officially known as toilets, are buckets with lids for urination and urination. >>>More

It doesn't matter, as long as the smoke exhaust is treated well, because the insulation performance of concrete is generally better.

From the perspective of Feng Shui, the entrance door should not be facing the bedroom door, toilet door and window; Kitchen and bathroom can not be relative; The stove and sink cannot be opposite; The stove should not be located next to the window; The toilet door, large mirror, TV, and lamps in the master bedroom should not be directly facing the bed; The entrance door should be set up with a suspended transition. So, if your big mirror is in the bedroom, it shouldn't make a difference as long as it's not facing the bed.

It shouldn't be, the Kohler toilet seat used by my friend at home, it won't ring when you sit on it, maybe it's different from your model, just call and ask the manufacturer.