Public toilet seats are often U-shaped and there's a few simple reasons why.
If you spend your days wondering why the toilet seats in public bathrooms are different to the ones in your home, we have the answer you've been longing for.
Public toilets often have a gap in the seat, resembling the letter U, yet the toilet seats at home go all the way round - and it's completely understandable if it's been giving you sleepless nights.
Luckily for the tens of people asking the question round the world, there is a definitive answer.
The gap in the seat is all down to hygiene and comes from the United States, where they have specific plumbing guidelines to follow, as reported by The Sun .