bayonette
alternating
alternative
background
bright
bulb
cfl
closeup
compact
conservation
economic
economical
efficiency
electric
electrical
electricity
energy
equipment
fixture
florescent
flourescent
fluorescent
glass
idea
ideas
illuminate
illuminated
illumination
innovation
invention
isolated
kilowatt
lamp
light
lightbulb
luminosity
modern
new
object
one
plastic
power
save
single
spiral
technology
tube
twist
watt
white