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technology
Flat
Household
Light bulb, light, illumination
SteelBlue
512x512
Design Tools
Light bulb, Idea, electricity
MidnightBlue
SEO
RosyBrown
Web and Apps
invention, Light bulb, Idea
Gold
Education 1
Black
Computer Security
Light bulb, security, Alarm
security, Alarm, warning
Scientific Study
Business and Office
Light bulb, Idea, miscellaneous
Productivity
Light bulb, Gear, Idea
Furniture
Audio and Video Controls
Idea, electricity, illumination
Goldenrod
Web Design
Idea, electricity, invention
Khaki
Home appliance
technology, Furniture And Household, illumination
Business and trade
technology, lightbulb, Light bulb