area
ba
background
bare
basement
beam
black
blank
cell
cement
concrete
construction
dark
development
dim
dimension
distressed
electrical
empty
fixture
floor
galvanized
gloomy
grunge
grungy
hard
interior
line
metal
old
patina
picture
pipe
quiet
raw
rock
room
rust
safe
setup
shelter
space
stone
stonewall
surface
texture
textured
wall
weathered
wiring