absent
abstract
accessory
adjustment
automatic
background
box
breaker
check
checking
circuit
contact
electrical
electrician
electricity
energy
equipment
expertise
gauge
gauger
gauging
high
industrial
industry
installation
instrument
measuring
meter
multimeter
network
no
overload
phase
plant
plug
point
power
probe
relay
repair
short
socket
switchboard
test
testing
tool
unit
voltage
work
working