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Potential Environmental Impacts from the Metals in Incandescent, Compact Fluorescent Lamp (CFL), and Light-Emitting Diode (LED) Bulbs | Environmental Science & Technology

CFL vs. LED Lights: Which is the Energy Efficient Light Bulb? | Green America

LED vs Halogen, CFL, or Tungsten: Which Bulbs Are Better? - Birddog Lighting

Message to Warren: The Light-Bulb Revolution Teaches that Energy Efficiency Doesn't Mean Sacrifice

Incandescent Bulb vs CFL Bulb vs LED Bulb Part II - BGP Maintenance

CFL vs. LED vs. Incandescent Light Bulbs - Ideas & Advice | Lamps Plus

HOW DO CFL AND LED BULBS WORK? - EnergyzedWorld

What are CFL bulbs and where should they be used?

How a CFL Light Bulb Works

Comparison of Energy-Efficient Bulbs | DelMarFans.com | DelMarFans.com

Learn About LED Lighting | ENERGY STAR

CFL light bulbs a safety hazard? | KHQA

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Learn about CFLs | ENERGY STAR

3 Pc Light Bulbs CFL Soft White 26W 125 Watt Fluorescent Energy Saving Lighting | eBay

What Is the Wattage of LED Lights?

Compact fluorescent lamp - Wikipedia

Which light bulbs need a ballast?

What Light Bulb Wattage Do You Need?

Compact fluorescent lamp - Wikipedia

LED vs. regular lightbulbs: Do they really make a difference?

Introduction to CFL Bulbs | HowStuffWorks

CFLs can be dramatic when they burn out | The Arkansas Democrat-Gazette - Arkansas' Best News Source