abstract
aged
ancient
background
construction
corrode
corroded
corrosion
damaged
dirty
effect
eroded
erosion
grunge
grungy
hard
heavy
industrial
industry
iron
material
messy
metal
metallic
old
orange
pattern
pitted
red
reddish
rough
rust
rusted
rusts
rusty
scratched
stain
steel
structure
surface
texture
textured
vintage
wall
weathered
yellow