backlight
backlit
black
cable
connection
current
danger
dangerous
distribution
driver
efficiency
electric
electrical
electricity
energy
engineering
environment
equipment
fuel
generate
generation
high
industrial
industry
infrastructure
line
metal
network
nobody
plant
power
production
pylon closeup
renewable
silhouette
station
steel
structure
substation
supply
system
technology
transformer
transmission
voltage
warning
wire
wiring