Just try to count the batteries that you use every day — I bet you use over a dozen battery-operated devices by lunchtime. They have become so ubiquitous that our civilization would grind to a halt if we didn’t have these portable forms of power.

Just try to count the batteries that you use every day — I bet you use over a dozen battery-operated devices by lunchtime. They have become so ubiquitous that our civilization would grind to a halt if we didn’t have these portable forms of power.

Just try to count the batteries that you use every day — I bet you use over a dozen battery-operated devices by lunchtime. They have become so ubiquitous that our civilization would grind to a halt if we didn’t have these portable forms of power.

Just try to count the batteries that you use every day — I bet you use over a dozen battery-operated devices by lunchtime. They have become so ubiquitous that our civilization would grind to a halt if we didn’t have these portable forms of power.