blue
cable
cold
conductor
construction
current
danger
day
distribution
electric
electrical
electricity
energetic
energy
engineering
environment
equipment
frost
generation
generator
high
hoarfrost
industrial
industry
lines
main
megawatt
outdoors
pillar
pole
power
pylon
sky
station
steel
structure
substation
supply
system
technology
tension
tower
transmission
volt
voltage
watt
wire