background
blue
cable
color
current
danger
distribution
dusk
electric
electrical
electricity
electricity pylon
energy
engineering
environment
equipment
evening
grid
high
horizon
industrial
industry
infrastructure
landscaped
line
metal
network
nobody
orange
plant
pole
power
pylon
red
silhouette
sky
station
steel
structure
substation
sun
sunset
supply
technology
tower
transmission
volt
voltage
wire
wires