environmental
amperes
amps
business
close
concepts
conservation
consumption
contemporary
cost
current
dial
display
district
dollars
economy
efficiency
electric
electrical
electricity
energy
expense
expensive
fuel
generator
heat
home
information
killo
measuring
meter
needle
outdoors
pointer
power
price
quantity
record
round
rusty
science
signs
spin
supply
taking
units
usage
utility
voltage
watts