blue
built
cable
danger
disconnect
distribution
drawing
efficiency
electric
electrical
electricity
energy
engineering
equipment
facility
generation
high
industrial
industry
infrastructure
insulation
insulator
line
metal
mountain
plant
platform
pollution
power
power station
powerful
production
pylon
scheme
station
steel
structure
substation
supply
switch
system
tall
tower
transformer
transmission
volt
voltage
wire