abstract
backdrop
background
black
blank
chrome
closeup
cold
design
detail
dots
dotted
empty
gradient
grain
gray
grey
hard
heavy
illustration
industrial
industry
iron
light
material
metal
metallic
panel
pattern
plate
polished
sheet
shine
shiny
silver
smooth
stainless
steel
strong
style
surface
template
texture
textured
tough
wall
white