abstract
aged
art
backdrop
background
blank
brown
brushed
construction
copper
corroded
corrosion
damaged
design
dirty
frame
grunge
grungy
hard
image
industrial
industry
iron
material
messy
metal
metallic
old
pattern
photo
pic
retro
rough
rust
rusted
rustic
rusty
scratch
scratched
stain
steel
surface
texture
textured
vintage
weathered
worn