abstract
aluminum
area
art
background
bright
chrome
contrast
crystal
detail
dump
foil
folding
glow
gold
gray
green
hard
industrial
industry
iron
layer
material
metal
metallic
mirror
noble
pattern
plate
pulsing
reflective surface
rough
shape
shine
silver
smooth
texture
textured
tin
warped
white
wreck
wrinkle
wrinkled
wrinkly
yellow