I'm going to set this up for my printer: [3D Printer Safety Shutdown - Smoke Detector][1]


> [![3D Printer Safety Shutdown - Smoke Detector - Photo][2]][2]
>
> [![3D Printer Safety Shutdown - Smoke Detector - Diagram][3]][3]

Looks like a great solution for preventing fires.


  [1]: https://www.thingiverse.com/thing:2148191
  [2]: https://i.sstatic.net/8uhbM.jpg "3D Printer Safety Shutdown - Smoke Detector- Photo"
  [3]: https://i.sstatic.net/nk1BG.jpg "3D Printer Safety Shutdown - Smoke Detector - Diagram"