abstract
aged
antique
art
background
blank
chrome
corrosion
design
dirty
distressed
effect
grey
grimy
grunge
industrial
industry
iron
material
metallic
obsolete
old
oxidized
panel
plate
retro
rough
rust
rustic
scratch
screw
shabby
sheet
signs
silver
space
stainless
surface
texture
textured
vintage
wall
weathered