Recently, safety has come into question for desktop 3D printing. There are many potential safety hazards with desktop 3D printers. They are melting plastic, so there's certainly heat, in addition to potential air quality issues. They're also electronic devices, which means they pose many of the same risks as other appliances. We've heard of several recent events that have raised questions of safety, including a house fire and improper wiring dangers. Do we need regulation? Read more at 3DPrint.com: https://3dprint.com/175861/is-desktop-3d-printing-safe/