amperage
blue
cable
circuit
conductor
connection
current
danger
dangerous
device
distribution
efficiency
electric
electrical
electricity
energy
engineering
environment
equipment
facility
factory
generation
generator
high
industrial
industry
infrastructure
insulation
insulator
line
metal
network
oil
plant
pole
power
powerful
resource
sky
station
steel
substation
supply
switch
technology
tower
transformer
transmission
voltage
wire
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