Preview Object: (c) pizzabrian, CC-Attribution (https://sketchfab.com/3d-models/blender-material-preview-objects-a018308d2f3b4ef692f35d64e21ee781)

Grunge Files Sources:
    - https://texture.ninja/
    - https://ambientcg.com/
    - https://polyhaven.com/textures
    - https://www.cgbookcase.com/textures