Dirty Secrets: 12 Strange and Disturbing Phone Facts

Your smartphone. You touch it all the time, and keep it close when you’re not holding it. It’s probably your constant companion and, when you factor in the cost of wireless plans, the most expensive piece of electronics you own.

It is also a teeming pit of filth and despair.

We surveyed the leading repair shops and refurbishers of iPhones and Android handsets to find out what happens to phones out there in the real world (your pocket or purse), how frequently they break, and how to fix them.

What we learned was revolting. Trust us, you will never look at your phone the same way again.