abandoned
abstract
aged
aging
antique
corroded
corrosion
crack
cracked
damaged
dirty
distressed
effect
flake
grunge
grungy
industrial
iron
material
messy
metal
metallic
obsolete
old
paint
pattern
peel
peeling
railing
retro
rough
rust
rusted
rustic
rusty
scratch
stain
steel
structure
surface
texture
textured
vintage
weathered
worn