abstract
alloy
aluminium
background
black
brightly
brushed
clean
dark
design
detail
dirty
flat
foil
full
glossy
grey
grunge
highlight
industrial
iron
lit
material
metal
metallic
old
panel
pattern
plate
platinum
polished
reflection
rough
scratch
sheet
shiny
silver
smooth
square
stainless
steel
strength
surface
textured
tin
tray
tube
wall
wallpaper
worn