What’s inside a smartphone?

These days it seems like everyone has a smartphone. We use them to check our emails, and social media, play games, send texts and even make the occasional phone call, but what do you really know about the insides of your smartphone?

This fantastic video by Reactions looks at the chemical elements lurking inside a smartphone, with help from a fantastic infographic on the Compound Interest blog.

A typical smartphone contains about 300 milligrams of silver and 30 milligrams of gold. Not to mention small amounts of extremely rare elements like praseodymium, gadolinium and terbium. And what’s with this “ion-strengthened glass” that Apple is bragging about? It’s all about the potassium bath your phone takes before it rolls off the assembly line.