Unusual Materials

• Concrete: 3Ders.org news story, older videos: https://www.youtube.com/watch?v=SObzNdyRTBs (shorter report here)

• Icing: http://www.youtube.com/watch?v=XQni3wb0tyM and chocolate: http://www.youtube.com/watch?v=4-NYxo6tcjg

• The Foodini: http://www.youtube.com/watch?v=rPngd9NkX3A. Critical view: http://www.youtube.com/watch?v=DfzcnmDZHzoL. Vendor web site: http://www.naturalmachines.com/.

• ChefJet (sugar candy): http://www.youtube.com/watch?v=zu40dboApcw Vendor web site: http://the-sugar-lab.com/ChefJet.

• Multi-extruder printing: http://www.youtube.com/watch?v=nkkbjpHVNZQ

• Dissolvable support material (PLA): http://www.youtube.com/watch?v=BePRUTsZh_w

• Bio-printing (tissue): Organovo is making functional bladders and urethras. Organovo is now also selling liver tissue.
  3Dynamic Systems: Alpha (bone) and Omega (tissue) 3D printers.
  NY Times Science blog. Shorter Organovo company video.