機器
abandoned
aged
aspiration
broken
building
chemical
columns
corrosion
creepy
debarkation
decay
decline
depression
deserted
destruction
dirty
dusty
empty
equipment
exploration
factory
floor
flour
flour mill
grunge
hall
industrial
industry
inside
interior
iron
machinery
manufactory
manufacturing
metal
mill
milling
old
past
pipe
pipeline
plant
poverty
production
roller
ruin
rusty
spooky
unloading