By Ryan Whitwam
Most 3D printers use plastic, which usually isn’t the most environmentally friendly material available. Most forms of plastic are made from hydrocarbons like oil, and they don’t break down when you’re done with them. A North Dakota startup called 3DomFuel is looking to make 3D printing filament from other materials like coffee, beer, and even sticky icky hemp. If you just checked the calendar to see if it was April Fools, think again. 3DomFuel is actually doing this.