Potential Environmental Impacts from the Metals in Incandescent, Compact Fluorescent Lamp (CFL), and Light-Emitting Diode (LED) Bulbs | Environmental Science & Technology
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A Guide To Compact Fluorescent Lamps (CFL) & Fluorescent Tubes - The Lightbulb Co. UK
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GE to stop making compact fluorescent bulbs - Canadian Consulting Engineer
Compact Fluorescent Bulbs (CFLs) | Itasca, IL - Official Website
75-Watt Equivalent A19 Spiral Non-Dimmable E26 Medium Base CFL Compact Fluorescent Light Bulb, Soft White 2700K (4-Pack) ESL18T2/4/ESM - The Home Depot
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Compact Fluorescent Light Bulb T2 Spiral CFL, 4100k Cool White, 9W (40 Watt Equivalent), 540 Lumens, E26 Medium Base, 120V, UL Listed (Pack of 2) - Amazon.com