deleting unused materials and textures - Basics & Interface - Blender Artists Community
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Material Slots Cleaner addon for Blender 2.8+
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Remove Unused Materials
edit mode - How to clean up a project - remove unused materials - Blender Stack Exchange
Add-on: Material Slots Cleaner (Free) - BlenderNation
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rendering - How to delete unwanted material? - Blender Stack Exchange
Blender 2.8 Tutorial - Remove Unused Materials or Textures - Delete Materials and Textures - YouTube
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How to delete unused materials in Blender - cgian.com
4) How to delete all unused materials from a Blender 2.8 file, the best time-saving tips - YouTube | Blender, Blender tutorial, Saving tips
How can I remove all unused materials from a .blend file? - Blender Stack Exchange
How to delete all unused materials from a Blender 2.8 file, time saving tips for beginners - BlenderNation
How To Delete a Material in Blender - Artisticrender.com
