Templates

Template:OpenJSCAD
Template:Parts infobox
Template:Techniques infobox
Template:Projects infobox
Template:Materials infobox
Template:Transformations infobox
Template:Lifecycles infobox
Template:Vitamins infobox

Introduce to the groups:

• materials
• processes / transformations
• parts
• assemblies / techniques
• tools / projects

sources and consumers of each

• produced
• consumed
• waste