How Do Tattoo Machines Work?

How Do Tattoo Machines Work?

Hey there BrainStuffers, Lauren here. If you like art, permanence, and shallow wounds, you may have a tattoo or seven. And you’re not alone: A Harris poll from 2012 indicates that here in the U.S., almost 40 percent in adults under the age of 40 have at least one. So our question for the day