Think of this way. You are at home, you want something, you print it and there is nearly no limit to what you can make. 3D printing is bypassing the traditional steps of design and production, as it allows complex objects to be created in a single piece, layer by layer.
Today, 3D printers can handle a huge variety of materials having the ability to produce fully functional components such as batteries, LEDs and fully working mechanisms. As a result, 3D printing has entered in various sectors such as medicine and construction. People around the world are constantly uploading digital files of their creations on Thingverse.com, making them available to anyone that wants to print them. Below you can check some amazing examples and have your uniquely own item at your doorstep, in a few days.
Although, the main challenge is the cost and variety of materials governmental institutions invest billions of dollars in the technology that could help power a third industrial revolution.
Source: Business Insider