aluminum
アルミニウム
abstract
architecture
background
bench
brown
chrome
composition
construction
corrugation
decoration
design
dirty
frame
garage
grain
gray
grunge
heavy
industrial
industry
iron
line
material
metal
metallic
panel
parallel
pattern
plate
reflection
scaffold
sheet
shiny
silver
smooth
square
stainless
steel
strip
stripe
striped
surface
texture
textured
transverse
vertical
wall
wallpaper
wave