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Free energy saving LED light bulbs from the Utility Warehouse are 'green' & good for the environment - Join Utility Warehouse (UW)
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Consider energy efficient lightbulbs in your home?
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Energy Efficient Lighting: Advantages and Disadvantages - benefyd
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Energy-efficient light bulbs or fluorescent tubes: what to do if they break - NIPH
Ultra energy-efficient LED with 50-year lifespan set to hit shelves
Are energy saving light bulbs bad for the environment? - BBC Science Focus Magazine
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