aluminum
アルミニウム
abstract
alloy
backdrop
background
brass
brushed
checkerboard
chrome
construct
construction
copy
copyspace
cross
design
diamond
dot
floor
gray
hard
holes
illustration
industrial
industry
iron
metal
metallic
pattern
perforated
pipe
plate
polished
reflection
set
sheet
shine
shiny
silver
smooth
space
steel
surface
texture
textured
titanium