alloy
aluminum
backdrop
background
black
carbon
check
chrome
construction
design
distressed
fiber
gold
golden
grid
grille
grunge
heavy
illustration
industrial
industry
iron
lattice
material
mesh
mess
metal
metallic
modern
net
old
panel
pattern
plate
platinum
precious
precision
reflection
shape
sheet
shine
shiny
solid
steel
symmetry
technology
texture
wall
wallpaper
yellow