alloy
aluminum
backdrop
background
black
border
break
bright
brushed
clean
crack
cut
danger
design
edge
elegant
frame
grain
gray
grunge
hole
industrial
industry
iron
lines
mesh
metal
metallic
old
plate
polished
rupture
rust
scratches
sheet
shining
shiny
silver
smooth
split
stainless
steel
surface
texture
textured
tile
vibrant
vintage
wall
wallpaper