Flushing toilet paper down some toilets can cause clogging and blockages in the pipes, leading to backups and potential damage to the plumbing system. This can be particularly problematic in older plumbing systems. It's best to dispose of used toilet paper in a waste bin to avoid any issues.
While it may seem counterintuitive to dispose of toilet paper in a waste bin, it is generally considered a hygienic practice if done properly.
Here's a YouTube video that says a little bit more.
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