Books with title Batarangs and Grapnels

In his crusade against crime, Batman's life hangs on his Utility Belt. With its innovative gear attachment system, his belt provides easy access to Batarangs, grapple guns, and so much more. But Batman is a fictional superhero none of his gear is real, right? Think again! Look inside to explore how the amazing gadgets on Batman's Utility Belt are actually rooted in real world science and engineering.