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LED vs. regular lightbulbs: Do they really make a difference?
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OSRAM LED Base Classic A75, Frosted Filament LED Lamps Made of Glass for E27 Base, Bulb Shape, Cool White (4000K), 1055 Lumen, Replaces Conventional 75W Bulbs, Box of 3 : Amazon.com.au: Lighting
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Watts The Deal? Demystifying LEDs, CFLs, Halogens And More : NPR
The Dark Side of LED Lightbulbs - Scientific American
What are light bulbs made of? | Endesa
How to Match Bulb Wattage to Light Fixtures
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The L.E.D. Quandary: Why There's No Such Thing as “Built to Last” | The New Yorker
How light bulb is made - material, manufacture, history, used, parts, components, structure, industry, machine
Feit Electric Offers LED Light Bulbs Made of Colored Glass - Electronic House
How an LED Light Bulb Works - Ideas & Advice | Lamps Plus
LED Filament Lamps: How Vintage Style LED Edison Bulbs Work
LED light bulbs - The Best Products NOT Made in China | notochina.org