abstract
area
azure
background
blue
cable
connections
construction
crane
daylight
device
different
diversity
ecology
element
environment
equipment
high
huge
industrial
industry
large
long
massive
metal
metallic
modern
nobody
object
part
pilon
pilone
pipe
place
plenty
power
pylon
pylone
silver
site
sky
strong
sunny
technology
triangle
urban
yellow