architecture
blue
bridge
cable
cabling
capitol
connection
construction
danger
distribution
electric
electrical
electricity
energy
engine
engineer
engineering
environment
equipment
essen
europe
generator
green
grid
high
industrial
industry
infrastructure
iron
krupp
line
mast
metal
network
park
pole
pollution
power
powerful
powerlines
public
pylon
quartier
red
sky
station
steel
structure
supply
tall
technology
tower
transformer
transmission
transmit
volt
voltage
watt
wire
wiring