Since 1975, the movie Jaws has made millions of people hesitant about swimming in deep water. Just as many others, though, remain committed to diving and exploring the scenic depths of seas and oceans worldwide. This latter group is the reason Paralenz ApS recently introduced its Paralenz Dive Camera for taking selfies and recording video underwater.

What do rockets, ski boots and submarines have in common? They can all be assembled with plastic-printed components.

Depending on who you listen to, 3D printing (or, as it’s more formally known, additive manufacturing) is either the biggest thing to hit the manufacturing world since the screw or the biggest tech fad since the fax machine. It’s actually a little of each.