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The speed of light(ing)

iPhone-TWS-SaveEnergySaveMoney

Touchstone Energy® Cooperatives’ free app, “Save Energy, Save Money” for iPhone, iPad, and Android devices, includes a ­lighting calculator showing the potential ­savings from ­replacing incandescent lamps with either CFLs or LEDs Source: Touchstone Energy® Cooperatives

Touchstone Energy® Cooperatives’ free app, “Save Energy, Save Money” for iPhone, iPad, and Android devices, includes a ­lighting calculator showing the potential ­savings from ­replacing incandescent lamps with either CFLs or LEDs Source: Touchstone Energy® Cooperatives