Found 30 Smudge CC0 textures in library

Decal 1

Decal 16

Decal 17

Decal 18

Decal 2

Fabric 028

Fabric 029

Fingerprints 001

Fingerprints 002

Fingerprints 003

Fingerprints 004

Leaking 001

Leaking 002

Leaking 003

Leaking 004

Leaking 005

Leaking 006

Metal 019

Smear 002

Smear 003

Smear 004

Smear 005

Smear 006

Smear 007

Surface Imperfections 001

Surface Imperfections 002

Surface Imperfections 003

Surface Imperfections 004

Surface Imperfections 013

Wood Floor 026