If you love grabbing a bag of chips or an ice cold soda from a vending machine, you might be surprised to learn what the original device dispensed.

The humble vending machine has long been a mainstay of shopping on the go. The most popular kinds sell drinks or snacks, but you can also find vending machines offering everything from ice cream and ...

Add Yahoo as a preferred source to see more of our stories on Google. Several vending machines containing drinks and snacks lined up next to each other in a Kentucky airport - Laser1987/Getty Images ...