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Shining a light on energy saving bulbs
How do energy-saving lamps work? - Explain that Stuff
LED Lighting | Department of Energy
How do energy-saving lamps work? - Explain that Stuff
Do Energy-Saving Bulbs Start Dim & Then Grow Bright? | Sciencing
Leading the world in lighting efficiency lightens the load on energy bills - GOV.UK
How do energy-saving lamps work? - Explain that Stuff
Smart Bulbs | Meteor Electical
LEDs vs. Incandescent Lights - The Lightbulb Co. UK
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Energy saving lighting and bulbs - SSE
How do energy-saving lamps work? - Explain that Stuff
BBC NEWS | UK | End in sight for 100W light bulb
Could you save £232 on your energy bill by switching to LED bulbs? - Which? News
Home - Business Energy-efficient lighting
How LED Light Bulbs Work | HowStuffWorks
How Energy Saving Light Bulbs Work - Clean Energy Ideas
L.E.D. There Be Light | KQED
Energy Saving Light Bulb and White Light; Home and Work Lighting Editorial Image - Image of lamp, flickering: 170121770
Energy Saving Light Bulbs - Do They Save Money & Energy?
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Guide to energy efficient lighting - Energy Saving Trust
If more energy efficient light bulbs use 20% less energy than conventional light bulbs, then how do they work? Is it still true that heat emits light? - Quora