bright
bulb
bulbs
burned
burns out
close
concept
current
electric
electricity
energy
equipment
filament
fixture
glass
glowing
halogen
hand
handful
heat
high
hot
illuminated
illuminating
illumination
incandescent
lamp
light
lightbulb
lot
metal
object
power
powerful
problem
single
source
spiral
spoiled
stage
technology
transparent
tungsten
up
watt
white
wire
wires