abstract
abstraction
aged
ancient
antique
background
blank
closeup
coarse
color
corroded
corrosion
corrosive
crack
detail
dilapidated
dirty
discoloration
grunge
grungy
image
industrial
iron
macro
material
metal
metallic
nobody
old
oxidation
oxidize
pattern
plate
plate material
rotten
rough
rust
rusted
rustic
rusty
scratched
scratches
stain
steel
structure
surface
texture
textured
vintage
weathered
worn