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Do you know what the little hole in all measuring tapes is for? And can you tell us what the colored bristles on your toothbrush are for? Or maybe you can explain to us why the headrests in most cars are removable? But if you don't have the answers, that's okay, because today we've decided to show you the hidden purposes of 45 everyday objects, and some of them will simply shock you! Subscribe ► https://goo.gl/KOb7Ns Stay tuned ► https://bit.ly/3vbkiw6 For Copyright matters, please send an email to: [email protected]