3d
america
american
amp
ampere
analog
business
buy
consumption
cost
counter
crisis
current
debt
dial
economy
electric
electrical
electricity
energy
equipment
estimate
expense
finance
gage
hour
illustration
industry
kilowatt
kwh
measure
measurement
meter
money
pay
payment
power
price
rate
sanction
saving
state
technology
united
us
usa
volt
voltage
watt
wattage