background
box
circuit
connect
connection
construction
count
counter
counting
current
danger
device
electric
electrical
electrician
electricity
energy
engineering
equipment
fuse
high
home
hour
house
industrial
industry
installation
insulation
kilowatt
measuring
metal
meter
meters
modern
nobody
object
office
power
professional
supply
switch
switchboard
technician
technology
utility
view
volt
voltage
wires
work