![](http://www.alamy.com/thumbs/6/38791E40-C2FD-4F37-A0D6-4BF916D63E59/F1XW5R.jpg)
Lightbulb and candle flame
Size: 3765px × 5021px
Photo credit: © Angelo D'Amico / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: brainstorm, bulb, burn, candle, concept, concepts, conceptual, dark, electric, electricity, energy, filament, fire, flame, glass, idea, illumination, incandescence, lamp, light, light-bulb, lightbulb, object, power, problem, reflection, reflexion, semi-darkness, single, spiral, technology, tungsten, wire