Sugar Cane Charcoal Extruder

[img_assist|nid=1560|title=Charcoal Extruder|desc=|link=node|align=left|width=200|height=133]

A charcoal extruder made by MIT, Amy Smith et al.
You will find pictures, slide show and a movie at the below link.

Charcoal Extruder Link
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