Date: 2015-12-02 13:33:35Lighting Light Energy-saving lighting Gas discharge lamps Light-emitting diodes Electromagnetism Photometry LED lamp Compact fluorescent lamp Incandescent light bulb Electric light Flashlight | | Types of Lights Energy conservation is becoming more and more of a concern. One solution is to use more energy efficient bulbs at home, schools, businesses and public places. This document willAdd to Reading ListSource URL: www.noao.eduDownload Document from Source Website File Size: 1,36 MBShare Document on Facebook
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