accuracy
ammeter
bill
black
charge
collection
cost
current
dial
digits
display
efficient
electric
electrical
electricity
electronic
energy
engineering
equipment
expense
expensive
factor
gauge
gears
grid
hours
illustrative editorial
inductive
industrial
industry
instrument
isolated
kilovars
kilowatt
meter
power
technology
tool
volt
voltage
voltmeter
wattmeter
white
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