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Comparison of Energy-Efficient Bulbs | DelMarFans.com | DelMarFans.com
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How to Buy a Better Lightbulb | Scientific American
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GE Clear 78795 Energy-Efficient Crystal 29 (40-watt replacement) 430-Lumen A19 Light Bulb with Medium Base, 2-Pack, 2 Count (Pack of 1) - Halogen Bulbs - Amazon.com
GE Halogen Light Bulb, Energy Efficient PAR38 Flood Light Bulb, 38-Watt, 520 Lumen, Medium Base, Soft White, 1-Pack Spotlight Bulb, Indoor and Outdoor Flood Light Bulb - Ge Soft White Outdoor Halogen
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Cost Comparison: LED spotlight versus Halogen spotlight - TheGreenAge
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How to Choose the Right Light Bulbs for Your Home
Guide to Buying Halogen Light Bulbs - The Lightbulb Co. UK
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