... search in the forum with 'all dates' set and the word "concrete", "extruder", "JB-weld" and such - there were some tests and related infos in the last years ...
Viktor
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Aufruf zum Projekt "Müll-freie Meere" - [
reprap.org] -- Deutsche Facebook-Gruppe - [
www.facebook.com]
Call for the project "garbage-free seas" - [
reprap.org]
