Opening the Material Library Workbench

	This tasks explains how to load the Material Workbench and open a CATMaterial document.
	Select `Start > Infrastructure > Material Library`. The `Material Library workbench` is loaded, and a CATMaterial document is created.

	By default a new family and a new material are in the document, ready to be renamed and edited. The background color of the `Material Library Editor` is white and cannot be changed using settings.