We are all born curious. Since we were children, we have been constantly asking questions and trying new things. However, at some point in our lives, this curiosity is somewhat appeased. It's because a slew of rules, norms and customs have appeared that are steadily suffocating our curiosity. Or because the things that we use in our daily lives have become such intrinsic parts of our routine that we stopped wondering why they are the way they are.
Can you tell us why most public toilet seats are U-shaped? Or why do some airplanes have tray tables with hooks on them? If you have trouble answering such queries, this article is for you. Below are 17 brilliant design features on everyday objects that you may not know. Scroll down to check them out. Also, share with post with your friends if you find it interesting and useful.
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