above
amp
bar
block
circuit
connection
conservation
consumption
copy
copyspace
current
danger
dangerous
distribute
distribution
electric
electrical
electricity
energy
european
extension
grid
grounding
hole
isolated
line
lots
many
multiple
outlet
overload
overloaded
plug
power
progress
protection
row
safety
socket
space
station
strip
supply
surge
technology
three
voltage
volts
watts
white