aluminum
アルミニウム
alloy
backdrop
background
banner
bar
black
board
border
brand
carbon
chrome
construction
cross
fiber
frame
gray
grid
grille
illustration
industrial
industry
iron
ironworks
layout
line
mesh
metal
metallic
modern
net
old
panel
pattern
plaque
plate
rectangle
shape
sheet
shine
sign
silver
square
stainless
steel
tablet
tack
template
texture
wall