The PL fluorescent tubes can be replaced after their long 10,000 hour life. Incandescent Edison bulbs only last 750 hours.
Unlike the SL-18 energy saving bulb that is tossed away after the 10,000 hour life, the PL tube is replaced for a fraction of the cost.
Breakdown below, but to sum up: Save Money, Energy and Earth by just changing light bulbs!
Bill Lauto, at GoingTrueGreen.com
International Sustainability and Energy Consultant
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