Changes
* [http://www.kickstarter.com/projects/172237528/improved-3d-printer-extruder-allows-more-plastic-o Improved 3D printer extruder (for PVC and other plastics)]
* http://hackaday.com/2014/01/13/fastening-3d-printed-parts/
* http://hackaday.com/2014/01/28/fabrickation-combining-lego-and-3d-printing/
== See also ==
* [[Plastic_recycling]]
